23924772853 has 4 divisors (see below), whose sum is σ = 23925473728. Its totient is φ = 23924071980.

The previous prime is 23924772841. The next prime is 23924772857. The reversal of 23924772853 is 35827742932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23924772853 - 2⁵ = 23924772821 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 23924772853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23924772857) 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, 296463 + ... + 368428.

It is an arithmetic number, because the mean of its divisors is an integer number (5981368432).

Almost surely, 2^23924772853 is an apocalyptic number.

It is an amenable number.

23924772853 is a deficient number, since it is larger than the sum of its proper divisors (700875).

23924772853 is an equidigital number, since it uses as much as digits as its factorization.

23924772853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700874.

The product of its digits is 5080320, while the sum is 52.

The spelling of 23924772853 in words is "twenty-three billion, nine hundred twenty-four million, seven hundred seventy-two thousand, eight hundred fifty-three".