Alright, let's work through 79070061 times 64475915 step by step
79070061 × 64475915 = 64475915 × (79070061)
+ 64475915 × 1 giving us 64475915
+ 64475915 × 60 giving us 3868554900
+ 64475915 × 000 giving us 0
+ 64475915 × 0000 producing 0
+ 64475915 × 70000 what gives us 4513314050000
+ 64475915 × 000000 that equals 0
+ 64475915 × 9000000 resulting in 580283235000000
+ 64475915 × 70000000 yielding 4513314050000000

= 5098114532080815
