Alright, let's work through 87196668 times 61556956 step by step
87196668 × 61556956 = 61556956 × (87196668)
+ 61556956 × 8 yielding 492455648
+ 61556956 × 60 giving us 3693417360
+ 61556956 × 600 producing 36934173600
+ 61556956 × 6000 resulting in 369341736000
+ 61556956 × 90000 producing 5540126040000
+ 61556956 × 100000 giving us 6155695600000
+ 61556956 × 7000000 that is equal 430898692000000
+ 61556956 × 80000000 which equals 4924556480000000

= 5367561455422608
