Alright, let's work through 18005168 times 99173361 step by step
18005168 × 99173361 = 99173361 × (18005168)
+ 99173361 × 8 producing 793386888
+ 99173361 × 60 what gives us 5950401660
+ 99173361 × 100 producing 9917336100
+ 99173361 × 5000 yielding 495866805000
+ 99173361 × 00000 yielding 0
+ 99173361 × 000000 giving us 0
+ 99173361 × 8000000 yielding 793386888000000
+ 99173361 × 10000000 that is equal 991733610000000

= 1785633025929648
