Alright, let's work through 66270407 times 79032370 step by step
66270407 × 79032370 = 79032370 × (66270407)
+ 79032370 × 7 that is equal 553226590
+ 79032370 × 00 producing 0
+ 79032370 × 400 yielding 31612948000
+ 79032370 × 0000 resulting in 0
+ 79032370 × 70000 producing 5532265900000
+ 79032370 × 200000 that results in 15806474000000
+ 79032370 × 6000000 giving us 474194220000000
+ 79032370 × 60000000 that results in 4741942200000000

= 5237507326074590
