27677134139 has 2 divisors, whose sum is σ = 27677134140. Its totient is φ = 27677134138.

The previous prime is 27677134117. The next prime is 27677134201. The reversal of 27677134139 is 93143177672.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27677134139 is a prime.

It is not a weakly prime, because it can be changed into another prime (27677130139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13838567069 + 13838567070.

It is an arithmetic number, because the mean of its divisors is an integer number (13838567070).

Almost surely, 2^27677134139 is an apocalyptic number.

27677134139 is a deficient number, since it is larger than the sum of its proper divisors (1).

27677134139 is an equidigital number, since it uses as much as digits as its factorization.

27677134139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1333584, while the sum is 50.

The spelling of 27677134139 in words is "twenty-seven billion, six hundred seventy-seven million, one hundred thirty-four thousand, one hundred thirty-nine".