23568955536 has 160 divisors (see below), whose sum is σ = 73555609600. Its totient is φ = 6352680960.

The previous prime is 23568955523. The next prime is 23568955549. The reversal of 23568955536 is 63555986532.

It is an interprime number because it is at equal distance from previous prime (23568955523) and next prime (23568955549).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1530885 + ... + 1546203.

It is an arithmetic number, because the mean of its divisors is an integer number (459722560).

Almost surely, 2^23568955536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23568955536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36777804800).

23568955536 is an abundant number, since it is smaller than the sum of its proper divisors (49986654064).

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

23568955536 is a wasteful number, since it uses less digits than its factorization.

23568955536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15597 (or 15591 counting only the distinct ones).

The product of its digits is 29160000, while the sum is 57.

The spelling of 23568955536 in words is "twenty-three billion, five hundred sixty-eight million, nine hundred fifty-five thousand, five hundred thirty-six".