No problem, we've got 64125456 and 79959149 to multiply
64125456 × 79959149 = 79959149 × (64125456)
+ 79959149 × 6 that results in 479754894
+ 79959149 × 50 which equals 3997957450
+ 79959149 × 400 giving us 31983659600
+ 79959149 × 5000 yielding 399795745000
+ 79959149 × 20000 yielding 1599182980000
+ 79959149 × 100000 what gives us 7995914900000
+ 79959149 × 4000000 what gives us 319836596000000
+ 79959149 × 60000000 resulting in 4797548940000000

= 5127416890996944
