564782231882143 has 4 divisors (see below), whose sum is σ = 616126071144168. Its totient is φ = 513438392620120.

The previous prime is 564782231882107. The next prime is 564782231882149. The reversal of 564782231882143 is 341288132287465.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-564782231882143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564782231882149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25671919630996 + ... + 25671919631017.

It is an arithmetic number, because the mean of its divisors is an integer number (154031517786042).

Almost surely, 2^{564782231882143} is an apocalyptic number.

564782231882143 is a deficient number, since it is larger than the sum of its proper divisors (51343839262025).

564782231882143 is a wasteful number, since it uses less digits than its factorization.

564782231882143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51343839262024.

The product of its digits is 123863040, while the sum is 64.

The spelling of 564782231882143 in words is "five hundred sixty-four trillion, seven hundred eighty-two billion, two hundred thirty-one million, eight hundred eighty-two thousand, one hundred forty-three".