564305646503465 has 16 divisors (see below), whose sum is σ = 691891961806080. Its totient is φ = 441636542709120.

The previous prime is 564305646503449. The next prime is 564305646503479.

It is a happy number.

564305646503465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 564305646503465 - 2⁴ = 564305646503449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 564305646503398 and 564305646503407.

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, 550497716 + ... + 551521845.

It is an arithmetic number, because the mean of its divisors is an integer number (43243247612880).

Almost surely, 2^{564305646503465} is an apocalyptic number.

It is an amenable number.

564305646503465 is a deficient number, since it is larger than the sum of its proper divisors (127586315302615).

564305646503465 is a wasteful number, since it uses less digits than its factorization.

564305646503465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102021792.

The product of its (nonzero) digits is 466560000, while the sum is 62.

The spelling of 564305646503465 in words is "five hundred sixty-four trillion, three hundred five billion, six hundred forty-six million, five hundred three thousand, four hundred sixty-five".