23736889057 has 4 divisors (see below), whose sum is σ = 27127873216. Its totient is φ = 20345904900.

The previous prime is 23736889049. The next prime is 23736889171. The reversal of 23736889057 is 75098863732.

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 23736889057 - 2³ = 23736889049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23736888992 and 23736889010.

It is not an unprimeable number, because it can be changed into a prime (23736389057) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1695492069 + ... + 1695492082.

It is an arithmetic number, because the mean of its divisors is an integer number (6781968304).

Almost surely, 2^23736889057 is an apocalyptic number.

It is an amenable number.

23736889057 is a deficient number, since it is larger than the sum of its proper divisors (3390984159).

23736889057 is an equidigital number, since it uses as much as digits as its factorization.

23736889057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390984158.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 23736889057 in words is "twenty-three billion, seven hundred thirty-six million, eight hundred eighty-nine thousand, fifty-seven".