14693256638 has 16 divisors (see below), whose sum is σ = 24141052080. Its totient is φ = 6676043136.

The previous prime is 14693256629. The next prime is 14693256659. The reversal of 14693256638 is 83665239641.

It is a self number, because there is not a number n which added to its sum of digits gives 14693256638.

It is a congruent number.

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, 7449956 + ... + 7451927.

It is an arithmetic number, because the mean of its divisors is an integer number (1508815755).

Almost surely, 2^14693256638 is an apocalyptic number.

14693256638 is a deficient number, since it is larger than the sum of its proper divisors (9447795442).

14693256638 is a wasteful number, since it uses less digits than its factorization.

14693256638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14901931.

The product of its digits is 5598720, while the sum is 53.

The spelling of 14693256638 in words is "fourteen billion, six hundred ninety-three million, two hundred fifty-six thousand, six hundred thirty-eight".