Alright, let's work through 64577525 times 70374420 step by step
64577525 × 70374420 = 70374420 × (64577525)
+ 70374420 × 5 producing 351872100
+ 70374420 × 20 giving us 1407488400
+ 70374420 × 500 yielding 35187210000
+ 70374420 × 7000 that is equal 492620940000
+ 70374420 × 70000 yielding 4926209400000
+ 70374420 × 500000 producing 35187210000000
+ 70374420 × 4000000 resulting in 281497680000000
+ 70374420 × 60000000 that results in 4222465200000000

= 4544605866910500
