32691327164 has 12 divisors (see below), whose sum is σ = 57276120384. Its totient is φ = 16326721344.

The previous prime is 32691327133. The next prime is 32691327223. The reversal of 32691327164 is 46172319623.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4731677 + ... + 4738580.

It is an arithmetic number, because the mean of its divisors is an integer number (4773010032).

Almost surely, 2^32691327164 is an apocalyptic number.

It is an amenable number.

32691327164 is a deficient number, since it is larger than the sum of its proper divisors (24584793220).

32691327164 is a wasteful number, since it uses less digits than its factorization.

32691327164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9471124 (or 9471122 counting only the distinct ones).

The product of its digits is 326592, while the sum is 44.

The spelling of 32691327164 in words is "thirty-two billion, six hundred ninety-one million, three hundred twenty-seven thousand, one hundred sixty-four".