Alright, let's work through 18064304 times 90801014 step by step
18064304 × 90801014 = 90801014 × (18064304)
+ 90801014 × 4 producing 363204056
+ 90801014 × 00 which equals 0
+ 90801014 × 300 which equals 27240304200
+ 90801014 × 4000 that is equal 363204056000
+ 90801014 × 60000 what gives us 5448060840000
+ 90801014 × 000000 that results in 0
+ 90801014 × 8000000 resulting in 726408112000000
+ 90801014 × 10000000 yielding 908010140000000

= 1640257120404256
