27526731685163 has 2 divisors, whose sum is σ = 27526731685164. Its totient is φ = 27526731685162.

The previous prime is 27526731685133. The next prime is 27526731685171. The reversal of 27526731685163 is 36158613762572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27526731685163 - 2²⁴ = 27526714907947 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 27526731685096 and 27526731685105.

It is not a weakly prime, because it can be changed into another prime (27526731685133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13763365842581 + 13763365842582.

It is an arithmetic number, because the mean of its divisors is an integer number (13763365842582).

Almost surely, 2^{27526731685163} is an apocalyptic number.

27526731685163 is a deficient number, since it is larger than the sum of its proper divisors (1).

27526731685163 is an equidigital number, since it uses as much as digits as its factorization.

27526731685163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76204800, while the sum is 62.

The spelling of 27526731685163 in words is "twenty-seven trillion, five hundred twenty-six billion, seven hundred thirty-one million, six hundred eighty-five thousand, one hundred sixty-three".