No problem, we've got 63457341 and 79353717 to multiply
63457341 × 79353717 = 79353717 × (63457341)
+ 79353717 × 1 giving us 79353717
+ 79353717 × 40 what gives us 3174148680
+ 79353717 × 300 yielding 23806115100
+ 79353717 × 7000 producing 555476019000
+ 79353717 × 50000 that results in 3967685850000
+ 79353717 × 400000 that results in 31741486800000
+ 79353717 × 3000000 which equals 238061151000000
+ 79353717 × 60000000 yielding 4761223020000000

= 5035575879286497
