Alright, let's work through 64671748 times 50610019 step by step
64671748 × 50610019 = 50610019 × (64671748)
+ 50610019 × 8 resulting in 404880152
+ 50610019 × 40 which equals 2024400760
+ 50610019 × 700 that equals 35427013300
+ 50610019 × 1000 that equals 50610019000
+ 50610019 × 70000 giving us 3542701330000
+ 50610019 × 600000 producing 30366011400000
+ 50610019 × 4000000 yielding 202440076000000
+ 50610019 × 60000000 that results in 3036601140000000

= 3273038395043212
