23563525051 has 16 divisors (see below), whose sum is σ = 27401126400. Its totient is φ = 20037045600.

The previous prime is 23563525049. The next prime is 23563525081. The reversal of 23563525051 is 15052536532.

It is not a de Polignac number, because 23563525051 - 2¹ = 23563525049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23563525051.

It is not an unprimeable number, because it can be changed into a prime (23563525081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 697060 + ... + 730081.

It is an arithmetic number, because the mean of its divisors is an integer number (1712570400).

Almost surely, 2^23563525051 is an apocalyptic number.

23563525051 is a deficient number, since it is larger than the sum of its proper divisors (3837601349).

23563525051 is a wasteful number, since it uses less digits than its factorization.

23563525051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427250.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 23563525051 in words is "twenty-three billion, five hundred sixty-three million, five hundred twenty-five thousand, fifty-one".