16564636010264 has 16 divisors (see below), whose sum is σ = 31214766354000. Its totient is φ = 8240698315872.

The previous prime is 16564636010257. The next prime is 16564636010369. The reversal of 16564636010264 is 46201063646561.

It is a congruent 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, 5202459467 + ... + 5202462650.

It is an arithmetic number, because the mean of its divisors is an integer number (1950922897125).

Almost surely, 2^{16564636010264} is an apocalyptic number.

It is an amenable number.

16564636010264 is a deficient number, since it is larger than the sum of its proper divisors (14650130343736).

16564636010264 is a wasteful number, since it uses less digits than its factorization.

16564636010264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10404922322 (or 10404922318 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 50.

The spelling of 16564636010264 in words is "sixteen trillion, five hundred sixty-four billion, six hundred thirty-six million, ten thousand, two hundred sixty-four".