12832256443691 has 8 divisors (see below), whose sum is σ = 13537195566480. Its totient is φ = 12130273041408.

The previous prime is 12832256443687. The next prime is 12832256443711. The reversal of 12832256443691 is 19634465223821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12832256443691 - 2² = 12832256443687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12832256943691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738921206 + ... + 738938571.

It is an arithmetic number, because the mean of its divisors is an integer number (1692149445810).

Almost surely, 2^{12832256443691} is an apocalyptic number.

12832256443691 is a deficient number, since it is larger than the sum of its proper divisors (704939122789).

12832256443691 is a wasteful number, since it uses less digits than its factorization.

12832256443691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477860253.

The product of its digits is 14929920, while the sum is 56.

The spelling of 12832256443691 in words is "twelve trillion, eight hundred thirty-two billion, two hundred fifty-six million, four hundred forty-three thousand, six hundred ninety-one".