How many billionaires are there in the world?
There are a total of 793 billionaires worldwide as of March 2009. This is according to the annual list of the world’â„¢s billionaires compiled by Forbes Magazine that was published in March 2009. The number showed a 23% decrease from 2008’â„¢s 1,125 billionaires. Bill Gates regained his title as the world’â„¢s richest for 2009 with a net worth of about $40 billion.