23204551533 has 8 divisors (see below), whose sum is σ = 30970880448. Its totient is φ = 15453961824.

The previous prime is 23204551507. The next prime is 23204551543. The reversal of 23204551533 is 33515540232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23204551533 - 2⁸ = 23204551277 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23204551494 and 23204551503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23204551543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3931360 + ... + 3937257.

It is an arithmetic number, because the mean of its divisors is an integer number (3871360056).

Almost surely, 2^23204551533 is an apocalyptic number.

It is an amenable number.

23204551533 is a deficient number, since it is larger than the sum of its proper divisors (7766328915).

23204551533 is an equidigital number, since it uses as much as digits as its factorization.

23204551533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7869603.

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 23204551533 in words is "twenty-three billion, two hundred four million, five hundred fifty-one thousand, five hundred thirty-three".