23113000566 has 80 divisors (see below), whose sum is σ = 54599962560. Its totient is φ = 7287608880.

The previous prime is 23113000531. The next prime is 23113000597. The reversal of 23113000566 is 66500031132.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 39 ways as a sum of consecutive naturals, for example, 2121465 + ... + 2132331.

It is an arithmetic number, because the mean of its divisors is an integer number (682499532).

Almost surely, 2^23113000566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23113000566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27299981280).

23113000566 is an abundant number, since it is smaller than the sum of its proper divisors (31486961994).

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

23113000566 is a wasteful number, since it uses less digits than its factorization.

23113000566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11591 (or 11582 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

Adding to 23113000566 its reverse (66500031132), we get a palindrome (89613031698).

The spelling of 23113000566 in words is "twenty-three billion, one hundred thirteen million, five hundred sixty-six", and thus it is an aban number.