No problem, we've got 90788115 and 66112393 to multiply
90788115 × 66112393 = 66112393 × (90788115)
+ 66112393 × 5 what gives us 330561965
+ 66112393 × 10 yielding 661123930
+ 66112393 × 100 which equals 6611239300
+ 66112393 × 8000 yielding 528899144000
+ 66112393 × 80000 resulting in 5288991440000
+ 66112393 × 700000 giving us 46278675100000
+ 66112393 × 0000000 yielding 0
+ 66112393 × 90000000 that results in 5950115370000000

= 6002219538609195
