23558602879 has 4 divisors (see below), whose sum is σ = 26924117584. Its totient is φ = 20193088176.

The previous prime is 23558602841. The next prime is 23558602883. The reversal of 23558602879 is 97820685532.

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 23558602879 - 2¹³ = 23558594687 is a prime.

It is a super-2 number, since 2×23558602879² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23558602819) 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, 1682757342 + ... + 1682757355.

It is an arithmetic number, because the mean of its divisors is an integer number (6731029396).

Almost surely, 2^23558602879 is an apocalyptic number.

23558602879 is a deficient number, since it is larger than the sum of its proper divisors (3365514705).

23558602879 is an equidigital number, since it uses as much as digits as its factorization.

23558602879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365514704.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 23558602879 in words is "twenty-three billion, five hundred fifty-eight million, six hundred two thousand, eight hundred seventy-nine".