MUMBAI: Mumbai is the richest Indian city with a total wealth of $820 billion, a report has said.According to the latest New World Wealth report , India's financial capital here is home to 46,000 millionaires and 28 billionaires, and is followed in terms of wealth by Delhi in second place and Bengaluru in third place.Delhi is home to 23,000 millionaires and 18 billionaires with total wealth of $450 billion, while Bengaluru has 7,700 millionaires and 8 billionaires and an aggregate wealth of $320 billion. Home to 9,000 millionaires and 6 billionaires, Hyderabad is next with a total wealth of $310 billion.Pune, with a total wealth of $180 billion, has 4,500 millionaires and 5 billionaires The total wealth held in India as of December 2016 amounts to $6.2 trillion, while the country is home to 264,000 millionaires and 95 billionaires, the report added.