Alright, let's work through 67018054 times 21371848 step by step
67018054 × 21371848 = 21371848 × (67018054)
+ 21371848 × 4 resulting in 85487392
+ 21371848 × 50 what gives us 1068592400
+ 21371848 × 000 that is equal 0
+ 21371848 × 8000 resulting in 170974784000
+ 21371848 × 10000 which equals 213718480000
+ 21371848 × 000000 yielding 0
+ 21371848 × 7000000 that equals 149602936000000
+ 21371848 × 60000000 giving us 1282310880000000

= 1432299663343792
