23633045663 has 4 divisors (see below), whose sum is σ = 23686879920. Its totient is φ = 23579211408.

The previous prime is 23633045563. The next prime is 23633045677. The reversal of 23633045663 is 36654033632.

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 23633045663 - 2¹⁸ = 23632783519 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 23633045663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23633045693) 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, 26916470 + ... + 26917347.

It is an arithmetic number, because the mean of its divisors is an integer number (5921719980).

Almost surely, 2^23633045663 is an apocalyptic number.

23633045663 is a deficient number, since it is larger than the sum of its proper divisors (53834257).

23633045663 is an equidigital number, since it uses as much as digits as its factorization.

23633045663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53834256.

The product of its (nonzero) digits is 699840, while the sum is 41.

The spelling of 23633045663 in words is "twenty-three billion, six hundred thirty-three million, forty-five thousand, six hundred sixty-three".