23813494856 has 16 divisors (see below), whose sum is σ = 45279181440. Its totient is φ = 11739046480.

The previous prime is 23813494849. The next prime is 23813494867. The reversal of 23813494856 is 65849431832.

It is a junction number, because it is equal to n+sod(n) for n = 23813494798 and 23813494807.

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, 20962016 + ... + 20963151.

It is an arithmetic number, because the mean of its divisors is an integer number (2829948840).

Almost surely, 2^23813494856 is an apocalyptic number.

It is an amenable number.

23813494856 is a deficient number, since it is larger than the sum of its proper divisors (21465686584).

23813494856 is a wasteful number, since it uses less digits than its factorization.

23813494856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41925244 (or 41925240 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 53.

The spelling of 23813494856 in words is "twenty-three billion, eight hundred thirteen million, four hundred ninety-four thousand, eight hundred fifty-six".