50,000,000,000,000,000
50,003,000,000,000
50,000,000,000,000
1,000,030,050
1,000,030,050
Three billion, fifty thousand.
You write it like this: 2,000,051,000
Five hundred two billion, fifty-six thousand, four502,000,056,004
50,000,000,000 or 50 billion
1,000,050,006
1,000,750,000
700,254,000
150,008,001,500