23188703564 has 12 divisors (see below), whose sum is σ = 43701787584. Its totient is φ = 10702478544.

The previous prime is 23188703561. The next prime is 23188703597. The reversal of 23188703564 is 46530788132.

It is not an unprimeable number, because it can be changed into a prime (23188703561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222968252 + ... + 222968355.

It is an arithmetic number, because the mean of its divisors is an integer number (3641815632).

Almost surely, 2^23188703564 is an apocalyptic number.

It is an amenable number.

23188703564 is a deficient number, since it is larger than the sum of its proper divisors (20513084020).

23188703564 is a wasteful number, since it uses less digits than its factorization.

23188703564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445936624 (or 445936622 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 23188703564 in words is "twenty-three billion, one hundred eighty-eight million, seven hundred three thousand, five hundred sixty-four".