Alright, let's work through 88669040 times 66656088 step by step
88669040 × 66656088 = 66656088 × (88669040)
+ 66656088 × 0 giving us 0
+ 66656088 × 40 producing 2666243520
+ 66656088 × 000 that results in 0
+ 66656088 × 9000 resulting in 599904792000
+ 66656088 × 60000 which equals 3999365280000
+ 66656088 × 600000 which equals 39993652800000
+ 66656088 × 8000000 that is equal 533248704000000
+ 66656088 × 80000000 resulting in 5332487040000000

= 5910331333115520
