Alright, let's work through 4855432 times 64167143 step by step
4855432 × 64167143 = 64167143 × (4855432)
+ 64167143 × 2 giving us 128334286
+ 64167143 × 30 yielding 1925014290
+ 64167143 × 400 which equals 25666857200
+ 64167143 × 5000 producing 320835715000
+ 64167143 × 50000 yielding 3208357150000
+ 64167143 × 800000 producing 51333714400000
+ 64167143 × 4000000 that results in 256668572000000

= 311559199470776
