No problem, we've got 78000045 and 87421288 to multiply
78000045 × 87421288 = 87421288 × (78000045)
+ 87421288 × 5 that is equal 437106440
+ 87421288 × 40 that is equal 3496851520
+ 87421288 × 000 that equals 0
+ 87421288 × 0000 that is equal 0
+ 87421288 × 00000 which equals 0
+ 87421288 × 000000 producing 0
+ 87421288 × 8000000 which equals 699370304000000
+ 87421288 × 70000000 which equals 6119490160000000

= 6818864397957960
