Alright, let's work through 42846574 times 78929813 step by step
42846574 × 78929813 = 78929813 × (42846574)
+ 78929813 × 4 that results in 315719252
+ 78929813 × 70 which equals 5525086910
+ 78929813 × 500 that is equal 39464906500
+ 78929813 × 6000 producing 473578878000
+ 78929813 × 40000 yielding 3157192520000
+ 78929813 × 800000 resulting in 63143850400000
+ 78929813 × 2000000 which equals 157859626000000
+ 78929813 × 40000000 giving us 3157192520000000

= 3381872073510662
