11791585865232 has 40 divisors (see below), whose sum is σ = 33846218688480. Its totient is φ = 3930528621600.

The previous prime is 11791585865177. The next prime is 11791585865327. The reversal of 11791585865232 is 23256858519711.

11791585865232 is a `hidden beast` number, since 1 + 1 + 7 + 9 + 1 + 58 + 58 + 6 + 523 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 11791585865232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13647668394 + ... + 13647669257.

It is an arithmetic number, because the mean of its divisors is an integer number (846155467212).

Almost surely, 2^{11791585865232} is an apocalyptic number.

11791585865232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11791585865232 is an abundant number, since it is smaller than the sum of its proper divisors (22054632823248).

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

11791585865232 is a wasteful number, since it uses less digits than its factorization.

11791585865232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27295337668 (or 27295337656 counting only the distinct ones).

The product of its digits is 36288000, while the sum is 63.

The spelling of 11791585865232 in words is "eleven trillion, seven hundred ninety-one billion, five hundred eighty-five million, eight hundred sixty-five thousand, two hundred thirty-two".