Alright, let's work through 40368206 times 78605950 step by step
40368206 × 78605950 = 78605950 × (40368206)
+ 78605950 × 6 what gives us 471635700
+ 78605950 × 00 that is equal 0
+ 78605950 × 200 that results in 15721190000
+ 78605950 × 8000 producing 628847600000
+ 78605950 × 60000 yielding 4716357000000
+ 78605950 × 300000 yielding 23581785000000
+ 78605950 × 0000000 producing 0
+ 78605950 × 40000000 resulting in 3144238000000000

= 3173181182425700
