23426500717 has 4 divisors (see below), whose sum is σ = 23426878176. Its totient is φ = 23426123260.

The previous prime is 23426500687. The next prime is 23426500819. The reversal of 23426500717 is 71700562432.

It is a happy number.

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 23426500717 - 2⁷ = 23426500589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23426500217) 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, 71263 + ... + 227884.

It is an arithmetic number, because the mean of its divisors is an integer number (5856719544).

Almost surely, 2^23426500717 is an apocalyptic number.

It is an amenable number.

23426500717 is a deficient number, since it is larger than the sum of its proper divisors (377459).

23426500717 is an equidigital number, since it uses as much as digits as its factorization.

23426500717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377458.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 23426500717 in words is "twenty-three billion, four hundred twenty-six million, five hundred thousand, seven hundred seventeen".