11711660464 has 20 divisors (see below), whose sum is σ = 25932962704. Its totient is φ = 5019283008.

The previous prime is 11711660459. The next prime is 11711660503. The reversal of 11711660464 is 46406611711.

It is a happy 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, 52284087 + ... + 52284310.

Almost surely, 2^11711660464 is an apocalyptic number.

11711660464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11711660464 is an abundant number, since it is smaller than the sum of its proper divisors (14221302240).

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

11711660464 is a wasteful number, since it uses less digits than its factorization.

11711660464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104568412 (or 104568406 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 11711660464 in words is "eleven billion, seven hundred eleven million, six hundred sixty thousand, four hundred sixty-four".