27716318239 has 2 divisors, whose sum is σ = 27716318240. Its totient is φ = 27716318238.

The previous prime is 27716318213. The next prime is 27716318249. The reversal of 27716318239 is 93281361772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27716318239 - 2²⁹ = 27179447327 is a prime.

It is a super-2 number, since 2×27716318239² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27716318192 and 27716318201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27716318249) 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, 13858159119 + 13858159120.

It is an arithmetic number, because the mean of its divisors is an integer number (13858159120).

Almost surely, 2^27716318239 is an apocalyptic number.

27716318239 is a deficient number, since it is larger than the sum of its proper divisors (1).

27716318239 is an equidigital number, since it uses as much as digits as its factorization.

27716318239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 49.

The spelling of 27716318239 in words is "twenty-seven billion, seven hundred sixteen million, three hundred eighteen thousand, two hundred thirty-nine".