Alright, let's work through 79518262 times 20616426 step by step
79518262 × 20616426 = 20616426 × (79518262)
+ 20616426 × 2 that is equal 41232852
+ 20616426 × 60 which equals 1236985560
+ 20616426 × 200 that results in 4123285200
+ 20616426 × 8000 that results in 164931408000
+ 20616426 × 10000 resulting in 206164260000
+ 20616426 × 500000 that is equal 10308213000000
+ 20616426 × 9000000 which equals 185547834000000
+ 20616426 × 70000000 producing 1443149820000000

= 1639382364171612
