Alright, let's work through 3655869 times 18324052 step by step
3655869 × 18324052 = 18324052 × (3655869)
+ 18324052 × 9 giving us 164916468
+ 18324052 × 60 producing 1099443120
+ 18324052 × 800 giving us 14659241600
+ 18324052 × 5000 which equals 91620260000
+ 18324052 × 50000 that results in 916202600000
+ 18324052 × 600000 producing 10994431200000
+ 18324052 × 3000000 what gives us 54972156000000

= 66990333661188
