No problem, we've got 42667443 and 99918821 to multiply
42667443 × 99918821 = 99918821 × (42667443)
+ 99918821 × 3 that results in 299756463
+ 99918821 × 40 giving us 3996752840
+ 99918821 × 400 what gives us 39967528400
+ 99918821 × 7000 yielding 699431747000
+ 99918821 × 60000 producing 5995129260000
+ 99918821 × 600000 what gives us 59951292600000
+ 99918821 × 2000000 that equals 199837642000000
+ 99918821 × 40000000 producing 3996752840000000

= 4263280599644703
