Alright, let's work through 40749884 times 74679684 step by step
40749884 × 74679684 = 74679684 × (40749884)
+ 74679684 × 4 yielding 298718736
+ 74679684 × 80 that results in 5974374720
+ 74679684 × 800 producing 59743747200
+ 74679684 × 9000 what gives us 672117156000
+ 74679684 × 40000 producing 2987187360000
+ 74679684 × 700000 giving us 52275778800000
+ 74679684 × 0000000 producing 0
+ 74679684 × 40000000 which equals 2987187360000000

= 3043188460156656
