No problem, we've got 42432014 and 12545470 to multiply
42432014 × 12545470 = 12545470 × (42432014)
+ 12545470 × 4 what gives us 50181880
+ 12545470 × 10 that is equal 125454700
+ 12545470 × 000 producing 0
+ 12545470 × 2000 that is equal 25090940000
+ 12545470 × 30000 what gives us 376364100000
+ 12545470 × 400000 producing 5018188000000
+ 12545470 × 2000000 which equals 25090940000000
+ 12545470 × 40000000 yielding 501818800000000

= 532329558676580
