27074516939 has 2 divisors, whose sum is σ = 27074516940. Its totient is φ = 27074516938.

The previous prime is 27074516921. The next prime is 27074517013. The reversal of 27074516939 is 93961547072.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27074516939 is a prime.

It is not a weakly prime, because it can be changed into another prime (27074516039) 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, 13537258469 + 13537258470.

It is an arithmetic number, because the mean of its divisors is an integer number (13537258470).

Almost surely, 2^27074516939 is an apocalyptic number.

27074516939 is a deficient number, since it is larger than the sum of its proper divisors (1).

27074516939 is an equidigital number, since it uses as much as digits as its factorization.

27074516939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 27074516939 in words is "twenty-seven billion, seventy-four million, five hundred sixteen thousand, nine hundred thirty-nine".