16564722522063 has 64 divisors (see below), whose sum is σ = 23728427089920. Its totient is φ = 10258085376000.

The previous prime is 16564722522053. The next prime is 16564722522077. The reversal of 16564722522063 is 36022522746561.

It is not a de Polignac number, because 16564722522063 - 2⁵ = 16564722522031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16564722521997 and 16564722522015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16564722522013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 359368648 + ... + 359414738.

It is an arithmetic number, because the mean of its divisors is an integer number (370756673280).

Almost surely, 2^{16564722522063} is an apocalyptic number.

16564722522063 is a deficient number, since it is larger than the sum of its proper divisors (7163704567857).

16564722522063 is a wasteful number, since it uses less digits than its factorization.

16564722522063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47408.

The product of its (nonzero) digits is 7257600, while the sum is 51.

The spelling of 16564722522063 in words is "sixteen trillion, five hundred sixty-four billion, seven hundred twenty-two million, five hundred twenty-two thousand, sixty-three".