Alright, let's work through 64435056 times 651423 step by step
64435056 × 651423 = 651423 × (64435056)
+ 651423 × 6 that equals 3908538
+ 651423 × 50 what gives us 32571150
+ 651423 × 000 that equals 0
+ 651423 × 5000 that is equal 3257115000
+ 651423 × 30000 that results in 19542690000
+ 651423 × 400000 what gives us 260569200000
+ 651423 × 4000000 producing 2605692000000
+ 651423 × 60000000 that is equal 39085380000000

= 41974477484688
