564244442465 has 8 divisors (see below), whose sum is σ = 738647270208. Its totient is φ = 410359594480.

The previous prime is 564244442429. The next prime is 564244442491.

It is a happy number.

564244442465 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 564244442465 - 2²⁸ = 563976007009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5129494877 + ... + 5129494986.

It is an arithmetic number, because the mean of its divisors is an integer number (92330908776).

Almost surely, 2^564244442465 is an apocalyptic number.

564244442465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

564244442465 is a deficient number, since it is larger than the sum of its proper divisors (174402827743).

564244442465 is a wasteful number, since it uses less digits than its factorization.

564244442465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10258989879.

The product of its digits is 14745600, while the sum is 50.

The spelling of 564244442465 in words is "five hundred sixty-four billion, two hundred forty-four million, four hundred forty-two thousand, four hundred sixty-five".