23152319999 has 16 divisors (see below), whose sum is σ = 23487517152. Its totient is φ = 22820289408.

The previous prime is 23152319989. The next prime is 23152320029. The reversal of 23152319999 is 99991325132.

It is a cyclic number.

It is not a de Polignac number, because 23152319999 - 2¹² = 23152315903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23152319999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23152319909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11976437 + ... + 11978369.

It is an arithmetic number, because the mean of its divisors is an integer number (1467969822).

Almost surely, 2^23152319999 is an apocalyptic number.

23152319999 is a deficient number, since it is larger than the sum of its proper divisors (335197153).

23152319999 is a wasteful number, since it uses less digits than its factorization.

23152319999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666.

The product of its digits is 1180980, while the sum is 53.

The spelling of 23152319999 in words is "twenty-three billion, one hundred fifty-two million, three hundred nineteen thousand, nine hundred ninety-nine".