No problem, we've got 66489998 and 69066755 to multiply
66489998 × 69066755 = 69066755 × (66489998)
+ 69066755 × 8 that equals 552534040
+ 69066755 × 90 what gives us 6216007950
+ 69066755 × 900 that is equal 62160079500
+ 69066755 × 9000 giving us 621600795000
+ 69066755 × 80000 that is equal 5525340400000
+ 69066755 × 400000 yielding 27626702000000
+ 69066755 × 6000000 that equals 414400530000000
+ 69066755 × 60000000 producing 4144005300000000

= 4592248401816490
