No problem, we've got 45707403 and 45135877 to multiply
45707403 × 45135877 = 45135877 × (45707403)
+ 45135877 × 3 that results in 135407631
+ 45135877 × 00 which equals 0
+ 45135877 × 400 producing 18054350800
+ 45135877 × 7000 what gives us 315951139000
+ 45135877 × 00000 that is equal 0
+ 45135877 × 700000 yielding 31595113900000
+ 45135877 × 5000000 yielding 225679385000000
+ 45135877 × 40000000 that equals 1805435080000000

= 2063043719797431
