Alright, let's work through 87027725 times 65661232 step by step
87027725 × 65661232 = 65661232 × (87027725)
+ 65661232 × 5 resulting in 328306160
+ 65661232 × 20 resulting in 1313224640
+ 65661232 × 700 resulting in 45962862400
+ 65661232 × 7000 which equals 459628624000
+ 65661232 × 20000 resulting in 1313224640000
+ 65661232 × 000000 which equals 0
+ 65661232 × 7000000 that results in 459628624000000
+ 65661232 × 80000000 giving us 5252898560000000

= 5714347641657200
