23656440339696 has 80 divisors (see below), whose sum is σ = 61203260518400. Its totient is φ = 7873772707584.

The previous prime is 23656440339691. The next prime is 23656440339781. The reversal of 23656440339696 is 69693304465632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23656440339691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103811610 + ... + 104039238.

It is an arithmetic number, because the mean of its divisors is an integer number (765040756480).

Almost surely, 2^{23656440339696} is an apocalyptic number.

It is an amenable number.

23656440339696 is an abundant number, since it is smaller than the sum of its proper divisors (37546820178704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23656440339696 is a wasteful number, since it uses less digits than its factorization.

23656440339696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230846 (or 230840 counting only the distinct ones).

The product of its (nonzero) digits is 453496320, while the sum is 66.

The spelling of 23656440339696 in words is "twenty-three trillion, six hundred fifty-six billion, four hundred forty million, three hundred thirty-nine thousand, six hundred ninety-six".