Alright, let's work through 40519847 times 96388071 step by step
40519847 × 96388071 = 96388071 × (40519847)
+ 96388071 × 7 yielding 674716497
+ 96388071 × 40 resulting in 3855522840
+ 96388071 × 800 resulting in 77110456800
+ 96388071 × 9000 that is equal 867492639000
+ 96388071 × 10000 which equals 963880710000
+ 96388071 × 500000 what gives us 48194035500000
+ 96388071 × 0000000 what gives us 0
+ 96388071 × 40000000 that results in 3855522840000000

= 3905629889545137
