Alright, let's work through 45974589 times 16183013 step by step
45974589 × 16183013 = 16183013 × (45974589)
+ 16183013 × 9 which equals 145647117
+ 16183013 × 80 yielding 1294641040
+ 16183013 × 500 which equals 8091506500
+ 16183013 × 4000 yielding 64732052000
+ 16183013 × 70000 which equals 1132810910000
+ 16183013 × 900000 resulting in 14564711700000
+ 16183013 × 5000000 yielding 80915065000000
+ 16183013 × 40000000 producing 647320520000000

= 744007371456657
