Let's calculate 63640920 x 18230614
63640920 × 18230614 = 18230614 × (63640920)
+ 18230614 × 0 which equals 0
+ 18230614 × 20 resulting in 364612280
+ 18230614 × 900 which equals 16407552600
+ 18230614 × 0000 producing 0
+ 18230614 × 40000 resulting in 729224560000
+ 18230614 × 600000 that equals 10938368400000
+ 18230614 × 3000000 what gives us 54691842000000
+ 18230614 × 60000000 what gives us 1093836840000000

= 1160213047124880
