Alright, let's work through 64783877 times 36035996 step by step
64783877 × 36035996 = 36035996 × (64783877)
+ 36035996 × 7 yielding 252251972
+ 36035996 × 70 resulting in 2522519720
+ 36035996 × 800 that results in 28828796800
+ 36035996 × 3000 resulting in 108107988000
+ 36035996 × 80000 that equals 2882879680000
+ 36035996 × 700000 that equals 25225197200000
+ 36035996 × 4000000 that equals 144143984000000
+ 36035996 × 60000000 what gives us 2162159760000000

= 2334551532436492
