16564116243622 has 16 divisors (see below), whose sum is σ = 26291603987712. Its totient is φ = 7810391613640.

The previous prime is 16564116243617. The next prime is 16564116243641. The reversal of 16564116243622 is 22634261146561.

It is a congruent number.

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, 2535838168 + ... + 2535844699.

It is an arithmetic number, because the mean of its divisors is an integer number (1643225249232).

Almost surely, 2^{16564116243622} is an apocalyptic number.

16564116243622 is a deficient number, since it is larger than the sum of its proper divisors (9727487744090).

16564116243622 is a wasteful number, since it uses less digits than its factorization.

16564116243622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5071682963.

The product of its digits is 2488320, while the sum is 49.

The spelling of 16564116243622 in words is "sixteen trillion, five hundred sixty-four billion, one hundred sixteen million, two hundred forty-three thousand, six hundred twenty-two".