Alright, let's work through 20966894 times 65264914 step by step
20966894 × 65264914 = 65264914 × (20966894)
+ 65264914 × 4 resulting in 261059656
+ 65264914 × 90 that is equal 5873842260
+ 65264914 × 800 resulting in 52211931200
+ 65264914 × 6000 giving us 391589484000
+ 65264914 × 60000 resulting in 3915894840000
+ 65264914 × 900000 what gives us 58738422600000
+ 65264914 × 0000000 what gives us 0
+ 65264914 × 20000000 that results in 1305298280000000

= 1368402533757116
