21914114788 has 24 divisors (see below), whose sum is σ = 38978576000. Its totient is φ = 10778788800.

The previous prime is 21914114743. The next prime is 21914114813. The reversal of 21914114788 is 88741141912.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113913 + ... + 238336.

Almost surely, 2^21914114788 is an apocalyptic number.

It is an amenable number.

21914114788 is a deficient number, since it is larger than the sum of its proper divisors (17064461212).

21914114788 is a wasteful number, since it uses less digits than its factorization.

21914114788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352507 (or 352505 counting only the distinct ones).

The product of its digits is 129024, while the sum is 46.

The spelling of 21914114788 in words is "twenty-one billion, nine hundred fourteen million, one hundred fourteen thousand, seven hundred eighty-eight".