23389609823 has 4 divisors (see below), whose sum is σ = 23560337040. Its totient is φ = 23218882608.

The previous prime is 23389609813. The next prime is 23389609871. The reversal of 23389609823 is 32890698332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23389609823 - 2¹⁴ = 23389593439 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 (23389609813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85363403 + ... + 85363676.

It is an arithmetic number, because the mean of its divisors is an integer number (5890084260).

Almost surely, 2^23389609823 is an apocalyptic number.

23389609823 is a deficient number, since it is larger than the sum of its proper divisors (170727217).

23389609823 is a wasteful number, since it uses less digits than its factorization.

23389609823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170727216.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 23389609823 in words is "twenty-three billion, three hundred eighty-nine million, six hundred nine thousand, eight hundred twenty-three".