Alright, let's work through 18214860 times 36250864 step by step
18214860 × 36250864 = 36250864 × (18214860)
+ 36250864 × 0 that is equal 0
+ 36250864 × 60 that is equal 2175051840
+ 36250864 × 800 that equals 29000691200
+ 36250864 × 4000 which equals 145003456000
+ 36250864 × 10000 yielding 362508640000
+ 36250864 × 200000 that is equal 7250172800000
+ 36250864 × 8000000 giving us 290006912000000
+ 36250864 × 10000000 giving us 362508640000000

= 660304412639040
