No problem, we've got 66449199 and 76787443 to multiply
66449199 × 76787443 = 76787443 × (66449199)
+ 76787443 × 9 giving us 691086987
+ 76787443 × 90 giving us 6910869870
+ 76787443 × 100 resulting in 7678744300
+ 76787443 × 9000 what gives us 691086987000
+ 76787443 × 40000 yielding 3071497720000
+ 76787443 × 400000 which equals 30714977200000
+ 76787443 × 6000000 giving us 460724658000000
+ 76787443 × 60000000 yielding 4607246580000000

= 5102464080608157
