Alright, let's work through 42899967 times 43761664 step by step
42899967 × 43761664 = 43761664 × (42899967)
+ 43761664 × 7 yielding 306331648
+ 43761664 × 60 giving us 2625699840
+ 43761664 × 900 giving us 39385497600
+ 43761664 × 9000 producing 393854976000
+ 43761664 × 90000 that is equal 3938549760000
+ 43761664 × 800000 giving us 35009331200000
+ 43761664 × 2000000 yielding 87523328000000
+ 43761664 × 40000000 resulting in 1750466560000000

= 1877373941465088
