564469964465 has 16 divisors (see below), whose sum is σ = 741072041280. Its totient is φ = 409340531520.

The previous prime is 564469964459. The next prime is 564469964479.

564469964465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 564469964465 - 2¹⁰ = 564469963441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 564469964395 and 564469964404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14769230 + ... + 14807399.

It is an arithmetic number, because the mean of its divisors is an integer number (46317002580).

Almost surely, 2^564469964465 is an apocalyptic number.

564469964465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

564469964465 is a deficient number, since it is larger than the sum of its proper divisors (176602076815).

564469964465 is a wasteful number, since it uses less digits than its factorization.

564469964465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29576992.

The product of its digits is 671846400, while the sum is 68.

The spelling of 564469964465 in words is "five hundred sixty-four billion, four hundred sixty-nine million, nine hundred sixty-four thousand, four hundred sixty-five".