Alright, let's work through 99791436 times 40748365 step by step
99791436 × 40748365 = 40748365 × (99791436)
+ 40748365 × 6 giving us 244490190
+ 40748365 × 30 resulting in 1222450950
+ 40748365 × 400 that is equal 16299346000
+ 40748365 × 1000 what gives us 40748365000
+ 40748365 × 90000 that is equal 3667352850000
+ 40748365 × 700000 which equals 28523855500000
+ 40748365 × 9000000 producing 366735285000000
+ 40748365 × 90000000 that results in 3667352850000000

= 4066337858002140
