564403744644422 has 16 divisors (see below), whose sum is σ = 858204767132592. Its totient is φ = 278335505266560.

The previous prime is 564403744644403. The next prime is 564403744644431. The reversal of 564403744644422 is 224446447304465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69832922 + ... + 77494802.

It is an arithmetic number, because the mean of its divisors is an integer number (53637797945787).

Almost surely, 2^{564403744644422} is an apocalyptic number.

564403744644422 is a deficient number, since it is larger than the sum of its proper divisors (293801022488170).

564403744644422 is a wasteful number, since it uses less digits than its factorization.

564403744644422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8166503.

The product of its (nonzero) digits is 247726080, while the sum is 59.

The spelling of 564403744644422 in words is "five hundred sixty-four trillion, four hundred three billion, seven hundred forty-four million, six hundred forty-four thousand, four hundred twenty-two".