Alright, let's work through 42627624 times 76164123 step by step
42627624 × 76164123 = 76164123 × (42627624)
+ 76164123 × 4 producing 304656492
+ 76164123 × 20 yielding 1523282460
+ 76164123 × 600 that equals 45698473800
+ 76164123 × 7000 that is equal 533148861000
+ 76164123 × 20000 resulting in 1523282460000
+ 76164123 × 600000 resulting in 45698473800000
+ 76164123 × 2000000 which equals 152328246000000
+ 76164123 × 40000000 that equals 3046564920000000

= 3246695597533752
