Alright, let's work through 42157464 times 63975960 step by step
42157464 × 63975960 = 63975960 × (42157464)
+ 63975960 × 4 which equals 255903840
+ 63975960 × 60 resulting in 3838557600
+ 63975960 × 400 what gives us 25590384000
+ 63975960 × 7000 producing 447831720000
+ 63975960 × 50000 resulting in 3198798000000
+ 63975960 × 100000 yielding 6397596000000
+ 63975960 × 2000000 what gives us 127951920000000
+ 63975960 × 40000000 that results in 2559038400000000

= 2697064230565440
