27047442266413 has 2 divisors, whose sum is σ = 27047442266414. Its totient is φ = 27047442266412.

The previous prime is 27047442266389. The next prime is 27047442266483. The reversal of 27047442266413 is 31466224474072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20381947241769 + 6665495024644 = 4514637^2 + 2581762^2 .

It is a cyclic number.

It is not a de Polignac number, because 27047442266413 - 2⁵ = 27047442266381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27047442266483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13523721133206 + 13523721133207.

It is an arithmetic number, because the mean of its divisors is an integer number (13523721133207).

Almost surely, 2^{27047442266413} is an apocalyptic number.

It is an amenable number.

27047442266413 is a deficient number, since it is larger than the sum of its proper divisors (1).

27047442266413 is an equidigital number, since it uses as much as digits as its factorization.

27047442266413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10838016, while the sum is 52.

The spelling of 27047442266413 in words is "twenty-seven trillion, forty-seven billion, four hundred forty-two million, two hundred sixty-six thousand, four hundred thirteen".