Alright, let's work through 64002161 times 70464000 step by step
64002161 × 70464000 = 70464000 × (64002161)
+ 70464000 × 1 what gives us 70464000
+ 70464000 × 60 what gives us 4227840000
+ 70464000 × 100 producing 7046400000
+ 70464000 × 2000 resulting in 140928000000
+ 70464000 × 00000 that equals 0
+ 70464000 × 000000 that equals 0
+ 70464000 × 4000000 which equals 281856000000000
+ 70464000 × 60000000 what gives us 4227840000000000

= 4509848272704000
