23308461617 has 4 divisors (see below), whose sum is σ = 26638241856. Its totient is φ = 19978681380.

The previous prime is 23308461607. The next prime is 23308461661. The reversal of 23308461617 is 71616480332.

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 not a de Polignac number, because 23308461617 - 2²⁸ = 23040026161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23308461607) 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, 1664890109 + ... + 1664890122.

It is an arithmetic number, because the mean of its divisors is an integer number (6659560464).

Almost surely, 2^23308461617 is an apocalyptic number.

It is an amenable number.

23308461617 is a deficient number, since it is larger than the sum of its proper divisors (3329780239).

23308461617 is an equidigital number, since it uses as much as digits as its factorization.

23308461617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329780238.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 23308461617 in words is "twenty-three billion, three hundred eight million, four hundred sixty-one thousand, six hundred seventeen".