564328823465 has 16 divisors (see below), whose sum is σ = 782214071040. Its totient is φ = 386278552320.

The previous prime is 564328823459. The next prime is 564328823477.

564328823465 is nontrivially palindromic in base 10.

564328823465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 564328823465 - 2¹⁰ = 564328822441 is a prime.

It is a super-2 number, since 2×564328823465² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 564328823465.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301779185 + ... + 301781054.

It is an arithmetic number, because the mean of its divisors is an integer number (48888379440).

Almost surely, 2^564328823465 is an apocalyptic number.

564328823465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

564328823465 is a deficient number, since it is larger than the sum of its proper divisors (217885247575).

564328823465 is a wasteful number, since it uses less digits than its factorization.

564328823465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603560272.

The product of its digits is 33177600, while the sum is 56.

The spelling of 564328823465 in words is "five hundred sixty-four billion, three hundred twenty-eight million, eight hundred twenty-three thousand, four hundred sixty-five".