No problem, we've got 78057382 and 65012445 to multiply
78057382 × 65012445 = 65012445 × (78057382)
+ 65012445 × 2 giving us 130024890
+ 65012445 × 80 yielding 5200995600
+ 65012445 × 300 resulting in 19503733500
+ 65012445 × 7000 yielding 455087115000
+ 65012445 × 50000 that results in 3250622250000
+ 65012445 × 000000 giving us 0
+ 65012445 × 8000000 which equals 520099560000000
+ 65012445 × 70000000 that equals 4550871150000000

= 5074701254118990
