564322141166021 has 16 divisors (see below), whose sum is σ = 645539798148864. Its totient is φ = 483254620919424.

The previous prime is 564322141166011. The next prime is 564322141166033. The reversal of 564322141166021 is 120661141223465.

It is a happy number.

564322141166021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 564322141166021 - 2³⁰ = 564321067424197 is a prime.

It is a super-3 number, since 3×564322141166021³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564322141166011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76572800 + ... + 83618406.

It is an arithmetic number, because the mean of its divisors is an integer number (40346237384304).

Almost surely, 2^{564322141166021} is an apocalyptic number.

It is an amenable number.

564322141166021 is a deficient number, since it is larger than the sum of its proper divisors (81217656982843).

564322141166021 is a wasteful number, since it uses less digits than its factorization.

564322141166021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7056260.

The product of its (nonzero) digits is 414720, while the sum is 44.

Adding to 564322141166021 its reverse (120661141223465), we get a palindrome (684983282389486).

The spelling of 564322141166021 in words is "five hundred sixty-four trillion, three hundred twenty-two billion, one hundred forty-one million, one hundred sixty-six thousand, twenty-one".