27837174139 has 2 divisors, whose sum is σ = 27837174140. Its totient is φ = 27837174138.

The previous prime is 27837174083. The next prime is 27837174163. The reversal of 27837174139 is 93147173872.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27837174139 - 2²¹ = 27835076987 is a prime.

It is not a weakly prime, because it can be changed into another prime (27837174199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13918587069 + 13918587070.

It is an arithmetic number, because the mean of its divisors is an integer number (13918587070).

Almost surely, 2^27837174139 is an apocalyptic number.

27837174139 is a deficient number, since it is larger than the sum of its proper divisors (1).

27837174139 is an equidigital number, since it uses as much as digits as its factorization.

27837174139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1778112, while the sum is 52.

The spelling of 27837174139 in words is "twenty-seven billion, eight hundred thirty-seven million, one hundred seventy-four thousand, one hundred thirty-nine".