23012555399 has 8 divisors (see below), whose sum is σ = 23586126480. Its totient is φ = 22439569600.

The previous prime is 23012555347. The next prime is 23012555437. The reversal of 23012555399 is 99355521032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23012555399 - 2²⁰ = 23011506823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23012555329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66164 + ... + 224505.

It is an arithmetic number, because the mean of its divisors is an integer number (2948265810).

Almost surely, 2^23012555399 is an apocalyptic number.

23012555399 is a deficient number, since it is larger than the sum of its proper divisors (573571081).

23012555399 is a wasteful number, since it uses less digits than its factorization.

23012555399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292641.

The product of its (nonzero) digits is 364500, while the sum is 44.

The spelling of 23012555399 in words is "twenty-three billion, twelve million, five hundred fifty-five thousand, three hundred ninety-nine".