14256564664 has 8 divisors (see below), whose sum is σ = 26731058760. Its totient is φ = 7128282328.

The previous prime is 14256564617. The next prime is 14256564677. The reversal of 14256564664 is 46646565241.

14256564664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 891035284 + ... + 891035299.

It is an arithmetic number, because the mean of its divisors is an integer number (3341382345).

Almost surely, 2^14256564664 is an apocalyptic number.

It is an amenable number.

14256564664 is a deficient number, since it is larger than the sum of its proper divisors (12474494096).

14256564664 is a wasteful number, since it uses less digits than its factorization.

14256564664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782070589 (or 1782070585 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 49.

The spelling of 14256564664 in words is "fourteen billion, two hundred fifty-six million, five hundred sixty-four thousand, six hundred sixty-four".