56566115066023 has 2 divisors, whose sum is σ = 56566115066024. Its totient is φ = 56566115066022.

The previous prime is 56566115065961. The next prime is 56566115066063. The reversal of 56566115066023 is 32066051166565.

56566115066023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56566115066023 - 2⁹ = 56566115065511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56566115066063) 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, 28283057533011 + 28283057533012.

It is an arithmetic number, because the mean of its divisors is an integer number (28283057533012).

Almost surely, 2^{56566115066023} is an apocalyptic number.

56566115066023 is a deficient number, since it is larger than the sum of its proper divisors (1).

56566115066023 is an equidigital number, since it uses as much as digits as its factorization.

56566115066023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 56566115066023 in words is "fifty-six trillion, five hundred sixty-six billion, one hundred fifteen million, sixty-six thousand, twenty-three".