564555555465 has 32 divisors (see below), whose sum is σ = 995162585472. Its totient is φ = 271013760000.

The previous prime is 564555555427. The next prime is 564555555481.

564555555465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 564555555465 - 2⁸ = 564555555209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 564555555399 and 564555555408.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16921696 + ... + 16955025.

It is an arithmetic number, because the mean of its divisors is an integer number (31098830796).

Almost surely, 2^564555555465 is an apocalyptic number.

564555555465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

564555555465 is a deficient number, since it is larger than the sum of its proper divisors (430607030007).

564555555465 is a wasteful number, since it uses less digits than its factorization.

564555555465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33876841.

The product of its digits is 225000000, while the sum is 60.

The spelling of 564555555465 in words is "five hundred sixty-four billion, five hundred fifty-five million, five hundred fifty-five thousand, four hundred sixty-five".