Alright, let's work through 64786744 times 18449731 step by step
64786744 × 18449731 = 18449731 × (64786744)
+ 18449731 × 4 which equals 73798924
+ 18449731 × 40 what gives us 737989240
+ 18449731 × 700 that equals 12914811700
+ 18449731 × 6000 yielding 110698386000
+ 18449731 × 80000 giving us 1475978480000
+ 18449731 × 700000 producing 12914811700000
+ 18449731 × 4000000 what gives us 73798924000000
+ 18449731 × 60000000 that equals 1106983860000000

= 1195297999165864
