No problem, we've got 72388467 and 69949327 to multiply
72388467 × 69949327 = 69949327 × (72388467)
+ 69949327 × 7 giving us 489645289
+ 69949327 × 60 that is equal 4196959620
+ 69949327 × 400 giving us 27979730800
+ 69949327 × 8000 which equals 559594616000
+ 69949327 × 80000 that equals 5595946160000
+ 69949327 × 300000 which equals 20984798100000
+ 69949327 × 2000000 that equals 139898654000000
+ 69949327 × 70000000 yielding 4896452890000000

= 5063524549211709
