16564037642632 has 16 divisors (see below), whose sum is σ = 31062918965760. Its totient is φ = 8280592585104.

The previous prime is 16564037642627. The next prime is 16564037642683. The reversal of 16564037642632 is 23624673046561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178230168 + ... + 178323079.

It is an arithmetic number, because the mean of its divisors is an integer number (1941432435360).

Almost surely, 2^{16564037642632} is an apocalyptic number.

It is an amenable number.

16564037642632 is a deficient number, since it is larger than the sum of its proper divisors (14498881323128).

16564037642632 is a wasteful number, since it uses less digits than its factorization.

16564037642632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356559060 (or 356559056 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 55.

The spelling of 16564037642632 in words is "sixteen trillion, five hundred sixty-four billion, thirty-seven million, six hundred forty-two thousand, six hundred thirty-two".