Alright, let's work through 74686429 times 31621835 step by step
74686429 × 31621835 = 31621835 × (74686429)
+ 31621835 × 9 yielding 284596515
+ 31621835 × 20 giving us 632436700
+ 31621835 × 400 producing 12648734000
+ 31621835 × 6000 resulting in 189731010000
+ 31621835 × 80000 yielding 2529746800000
+ 31621835 × 600000 what gives us 18973101000000
+ 31621835 × 4000000 resulting in 126487340000000
+ 31621835 × 70000000 yielding 2213528450000000

= 2361721934577215
