businessman author television personality and now the 45th us president donald trump celebrates his 72nd birthday on june 14 born in new york in the year 1946 two days after his historic summit with north korean leader kim jong un here are 10 key things to know about the republican leader americas oldest firsttime president at the age of 70 trump became the oldest person to be elected us president in 2016 before trump ronald reagan was the oldest us president at the age of 69 although he was 73 when he was reelected in 1984 no previous government service experience all us presidents till date have had some sort of experience working in the government sector donald trump is the first to break the pattern he assumed office on jan 20 2016 richie rich with a net worth of 31 billion trump is the wealthiest person to become us president trump world tower trump world tower a residential skyscraper in manhattan was developed by trump in 2001 the tower has 72 floors and is one of the tallest residential buildings in the world trump as a host trump hosted his own reality tv show in 2004 named the apprentice which aired on nbc the purpose of the show was to find a head for one of businessmans companies hollywood walk of fame trump received his own hollywood walk of fame star in 2007 for his role as producer of the apprentice the miss universe organisation trump was the owner of the miss universe organisation from 1996 to 2015 in september 2015 william morris endeavor wme purchased the pageant from trump trump the game trump has his own board game called trump the game it requires players to invest in real estate properties the game was launched in 1988 and discontinued in 1989 it was later reintroduced in the midst of his the apprentice fame trump and his wives trump has had three wives ivana 19771992 marla 19931999 and his current wife melania knauss who he married in 2005 trump has five children donald jr ivanka eric tiffany and barron on the verge of bankruptcy due to massive personal and business debts trump almost filed for bankruptcy in 1990 however his fortunes rose since then and he now owns more than 100 companies