Alright, let's work through 42459370 times 85602479 step by step
42459370 × 85602479 = 85602479 × (42459370)
+ 85602479 × 0 yielding 0
+ 85602479 × 70 that is equal 5992173530
+ 85602479 × 300 that results in 25680743700
+ 85602479 × 9000 yielding 770422311000
+ 85602479 × 50000 resulting in 4280123950000
+ 85602479 × 400000 yielding 34240991600000
+ 85602479 × 2000000 giving us 171204958000000
+ 85602479 × 40000000 which equals 3424099160000000

= 3634627328778230
