Alright, let's work through 18408558 times 65497642 step by step
18408558 × 65497642 = 65497642 × (18408558)
+ 65497642 × 8 that is equal 523981136
+ 65497642 × 50 resulting in 3274882100
+ 65497642 × 500 which equals 32748821000
+ 65497642 × 8000 producing 523981136000
+ 65497642 × 00000 yielding 0
+ 65497642 × 400000 producing 26199056800000
+ 65497642 × 8000000 that results in 523981136000000
+ 65497642 × 10000000 that equals 654976420000000

= 1205717141620236
