Alright, let's work through 78396724 times 26749436 step by step
78396724 × 26749436 = 26749436 × (78396724)
+ 26749436 × 4 that equals 106997744
+ 26749436 × 20 producing 534988720
+ 26749436 × 700 that results in 18724605200
+ 26749436 × 6000 giving us 160496616000
+ 26749436 × 90000 yielding 2407449240000
+ 26749436 × 300000 which equals 8024830800000
+ 26749436 × 8000000 what gives us 213995488000000
+ 26749436 × 70000000 that equals 1872460520000000

= 2097068151247664
