561682799983 has 2 divisors, whose sum is σ = 561682799984. Its totient is φ = 561682799982.

The previous prime is 561682799947. The next prime is 561682800043. The reversal of 561682799983 is 389997286165.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 561682799983 - 2⁹ = 561682799471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (561682799903) 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 as a sum of consecutive naturals, namely, 280841399991 + 280841399992.

It is an arithmetic number, because the mean of its divisors is an integer number (280841399992).

Almost surely, 2^561682799983 is an apocalyptic number.

561682799983 is a deficient number, since it is larger than the sum of its proper divisors (1).

561682799983 is an equidigital number, since it uses as much as digits as its factorization.

561682799983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352719360, while the sum is 73.

The spelling of 561682799983 in words is "five hundred sixty-one billion, six hundred eighty-two million, seven hundred ninety-nine thousand, nine hundred eighty-three".