27268695413 has 2 divisors, whose sum is σ = 27268695414. Its totient is φ = 27268695412.

The previous prime is 27268695409. The next prime is 27268695469. The reversal of 27268695413 is 31459686272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15318270289 + 11950425124 = 123767^2 + 109318^2 .

It is a cyclic number.

It is not a de Polignac number, because 27268695413 - 2² = 27268695409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27268695473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13634347706 + 13634347707.

It is an arithmetic number, because the mean of its divisors is an integer number (13634347707).

Almost surely, 2^27268695413 is an apocalyptic number.

It is an amenable number.

27268695413 is a deficient number, since it is larger than the sum of its proper divisors (1).

27268695413 is an equidigital number, since it uses as much as digits as its factorization.

27268695413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 53.

The spelling of 27268695413 in words is "twenty-seven billion, two hundred sixty-eight million, six hundred ninety-five thousand, four hundred thirteen".