564743815505609 has 8 divisors (see below), whose sum is σ = 570427761858240. Its totient is φ = 559063734474096.

The previous prime is 564743815505593. The next prime is 564743815505647. The reversal of 564743815505609 is 906505518347465.

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 564743815505609 - 2⁴ = 564743815505593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564743815555609) 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, 966036599 + ... + 966621020.

It is an arithmetic number, because the mean of its divisors is an integer number (71303470232280).

Almost surely, 2^{564743815505609} is an apocalyptic number.

It is an amenable number.

564743815505609 is a deficient number, since it is larger than the sum of its proper divisors (5683946352631).

564743815505609 is a wasteful number, since it uses less digits than its factorization.

564743815505609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932660559.

The product of its (nonzero) digits is 544320000, while the sum is 68.

The spelling of 564743815505609 in words is "five hundred sixty-four trillion, seven hundred forty-three billion, eight hundred fifteen million, five hundred five thousand, six hundred nine".