11317043668 has 12 divisors (see below), whose sum is σ = 22634087392. Its totient is φ = 4850161560.

The previous prime is 11317043597. The next prime is 11317043687. The reversal of 11317043668 is 86634071311.

11317043668 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 11317043668.

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, 202090038 + ... + 202090093.

Almost surely, 2^11317043668 is an apocalyptic number.

It is an amenable number.

11317043668 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11317043668 is a wasteful number, since it uses less digits than its factorization.

11317043668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404180142 (or 404180140 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 11317043668 in words is "eleven billion, three hundred seventeen million, forty-three thousand, six hundred sixty-eight".