No problem, we've got 8648482 and 78011870 to multiply
8648482 × 78011870 = 78011870 × (8648482)
+ 78011870 × 2 yielding 156023740
+ 78011870 × 80 that equals 6240949600
+ 78011870 × 400 that is equal 31204748000
+ 78011870 × 8000 resulting in 624094960000
+ 78011870 × 40000 giving us 3120474800000
+ 78011870 × 600000 that is equal 46807122000000
+ 78011870 × 8000000 that results in 624094960000000

= 674684253481340
