564697834321 has 8 divisors (see below), whose sum is σ = 569841696864. Its totient is φ = 559566596160.

The previous prime is 564697834313. The next prime is 564697834409. The reversal of 564697834321 is 123438796465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 564697834321 - 2³ = 564697834313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564697834021) 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, 3066216 + ... + 3245161.

It is an arithmetic number, because the mean of its divisors is an integer number (71230212108).

Almost surely, 2^564697834321 is an apocalyptic number.

It is an amenable number.

564697834321 is a deficient number, since it is larger than the sum of its proper divisors (5143862543).

564697834321 is a wasteful number, since it uses less digits than its factorization.

564697834321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6312191.

The product of its digits is 26127360, while the sum is 58.

The spelling of 564697834321 in words is "five hundred sixty-four billion, six hundred ninety-seven million, eight hundred thirty-four thousand, three hundred twenty-one".