No problem, we've got 72329785 and 80867752 to multiply
72329785 × 80867752 = 80867752 × (72329785)
+ 80867752 × 5 that is equal 404338760
+ 80867752 × 80 that equals 6469420160
+ 80867752 × 700 what gives us 56607426400
+ 80867752 × 9000 giving us 727809768000
+ 80867752 × 20000 which equals 1617355040000
+ 80867752 × 300000 resulting in 24260325600000
+ 80867752 × 2000000 that results in 161735504000000
+ 80867752 × 70000000 yielding 5660742640000000

= 5849147115593320
