564469465761 has 6 divisors (see below), whose sum is σ = 815344783890. Its totient is φ = 376312977168.

The previous prime is 564469465741. The next prime is 564469465817. The reversal of 564469465761 is 167564964465.

564469465761 is a `hidden beast` number, since 5 + 6 + 44 + 69 + 465 + 76 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 465908630625 + 98560835136 = 682575^2 + 313944^2 .

It is not a de Polignac number, because 564469465761 - 2⁶ = 564469465697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (564469465741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31359414756 + ... + 31359414773.

It is an arithmetic number, because the mean of its divisors is an integer number (135890797315).

Almost surely, 2^564469465761 is an apocalyptic number.

It is an amenable number.

564469465761 is a deficient number, since it is larger than the sum of its proper divisors (250875318129).

564469465761 is a wasteful number, since it uses less digits than its factorization.

564469465761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62718829535 (or 62718829532 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 63.

The spelling of 564469465761 in words is "five hundred sixty-four billion, four hundred sixty-nine million, four hundred sixty-five thousand, seven hundred sixty-one".