Alright, let's work through 42610377 times 80437462 step by step
42610377 × 80437462 = 80437462 × (42610377)
+ 80437462 × 7 yielding 563062234
+ 80437462 × 70 that is equal 5630622340
+ 80437462 × 300 what gives us 24131238600
+ 80437462 × 0000 resulting in 0
+ 80437462 × 10000 yielding 804374620000
+ 80437462 × 600000 giving us 48262477200000
+ 80437462 × 2000000 producing 160874924000000
+ 80437462 × 40000000 yielding 3217498480000000

= 3427470580743174
