Alright, let's work through 64027322 times 65445117 step by step
64027322 × 65445117 = 65445117 × (64027322)
+ 65445117 × 2 that results in 130890234
+ 65445117 × 20 that equals 1308902340
+ 65445117 × 300 that results in 19633535100
+ 65445117 × 7000 that results in 458115819000
+ 65445117 × 20000 which equals 1308902340000
+ 65445117 × 000000 that results in 0
+ 65445117 × 4000000 that is equal 261780468000000
+ 65445117 × 60000000 resulting in 3926707020000000

= 4190275579486674
