564216644244622 has 16 divisors (see below), whose sum is σ = 866970378352512. Its totient is φ = 275226571137280.

The previous prime is 564216644244619. The next prime is 564216644244623. The reversal of 564216644244622 is 226442446612465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564216644244623) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8378403 + ... + 34621249.

It is an arithmetic number, because the mean of its divisors is an integer number (54185648647032).

Almost surely, 2^{564216644244622} is an apocalyptic number.

564216644244622 is a deficient number, since it is larger than the sum of its proper divisors (302753734107890).

564216644244622 is a wasteful number, since it uses less digits than its factorization.

564216644244622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26505083.

The product of its digits is 106168320, while the sum is 58.

The spelling of 564216644244622 in words is "five hundred sixty-four trillion, two hundred sixteen billion, six hundred forty-four million, two hundred forty-four thousand, six hundred twenty-two".