23459691616 has 24 divisors (see below), whose sum is σ = 48194367984. Its totient is φ = 11219852160.

The previous prime is 23459691601. The next prime is 23459691631. The reversal of 23459691616 is 61619695432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23459691601) and next prime (23459691631).

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15936555 + ... + 15938026.

It is an arithmetic number, because the mean of its divisors is an integer number (2008098666).

Almost surely, 2^23459691616 is an apocalyptic number.

It is an amenable number.

23459691616 is an abundant number, since it is smaller than the sum of its proper divisors (24734676368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23459691616 is a wasteful number, since it uses less digits than its factorization.

23459691616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31874614 (or 31874606 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 52.

The spelling of 23459691616 in words is "twenty-three billion, four hundred fifty-nine million, six hundred ninety-one thousand, six hundred sixteen".