27071516239 has 2 divisors, whose sum is σ = 27071516240. Its totient is φ = 27071516238.

The previous prime is 27071516233. The next prime is 27071516249. The reversal of 27071516239 is 93261517072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27071516239 - 2²¹ = 27069419087 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27071516195 and 27071516204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27071516233) 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, 13535758119 + 13535758120.

It is an arithmetic number, because the mean of its divisors is an integer number (13535758120).

Almost surely, 2^27071516239 is an apocalyptic number.

27071516239 is a deficient number, since it is larger than the sum of its proper divisors (1).

27071516239 is an equidigital number, since it uses as much as digits as its factorization.

27071516239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 43.

The spelling of 27071516239 in words is "twenty-seven billion, seventy-one million, five hundred sixteen thousand, two hundred thirty-nine".