Alright, let's work through 4141863 times 45643809 step by step
4141863 × 45643809 = 45643809 × (4141863)
+ 45643809 × 3 that equals 136931427
+ 45643809 × 60 yielding 2738628540
+ 45643809 × 800 which equals 36515047200
+ 45643809 × 1000 producing 45643809000
+ 45643809 × 40000 giving us 1825752360000
+ 45643809 × 100000 giving us 4564380900000
+ 45643809 × 4000000 which equals 182575236000000

= 189050403676167
