No problem, we've got 84070426 and 55209002 to multiply
84070426 × 55209002 = 55209002 × (84070426)
+ 55209002 × 6 what gives us 331254012
+ 55209002 × 20 what gives us 1104180040
+ 55209002 × 400 that is equal 22083600800
+ 55209002 × 0000 that is equal 0
+ 55209002 × 70000 producing 3864630140000
+ 55209002 × 000000 that equals 0
+ 55209002 × 4000000 giving us 220836008000000
+ 55209002 × 80000000 giving us 4416720160000000

= 4641444317174852
