21957339626114 has 24 divisors (see below), whose sum is σ = 34761316232880. Its totient is φ = 10400666418072.

The previous prime is 21957339626069. The next prime is 21957339626239. The reversal of 21957339626114 is 41162693375912.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47957717 + ... + 48413399.

It is an arithmetic number, because the mean of its divisors is an integer number (1448388176370).

Almost surely, 2^{21957339626114} is an apocalyptic number.

21957339626114 is a deficient number, since it is larger than the sum of its proper divisors (12803976606766).

21957339626114 is a wasteful number, since it uses less digits than its factorization.

21957339626114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522462 (or 522443 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 59.

The spelling of 21957339626114 in words is "twenty-one trillion, nine hundred fifty-seven billion, three hundred thirty-nine million, six hundred twenty-six thousand, one hundred fourteen".