Alright, let's work through 74009056 times 75991615 step by step
74009056 × 75991615 = 75991615 × (74009056)
+ 75991615 × 6 yielding 455949690
+ 75991615 × 50 which equals 3799580750
+ 75991615 × 000 yielding 0
+ 75991615 × 9000 that results in 683924535000
+ 75991615 × 00000 that is equal 0
+ 75991615 × 000000 which equals 0
+ 75991615 × 4000000 that is equal 303966460000000
+ 75991615 × 70000000 what gives us 5319413050000000

= 5624067690065440
