Alright, let's work through 88122497 times 71977449 step by step
88122497 × 71977449 = 71977449 × (88122497)
+ 71977449 × 7 that results in 503842143
+ 71977449 × 90 producing 6477970410
+ 71977449 × 400 yielding 28790979600
+ 71977449 × 2000 that results in 143954898000
+ 71977449 × 20000 giving us 1439548980000
+ 71977449 × 100000 which equals 7197744900000
+ 71977449 × 8000000 yielding 575819592000000
+ 71977449 × 80000000 that results in 5758195920000000

= 6342832533570153
