Alright, let's work through 66001428 times 72633741 step by step
66001428 × 72633741 = 72633741 × (66001428)
+ 72633741 × 8 that is equal 581069928
+ 72633741 × 20 giving us 1452674820
+ 72633741 × 400 resulting in 29053496400
+ 72633741 × 1000 that is equal 72633741000
+ 72633741 × 00000 that equals 0
+ 72633741 × 000000 that equals 0
+ 72633741 × 6000000 that is equal 435802446000000
+ 72633741 × 60000000 resulting in 4358024460000000

= 4793930626982148
