27275146139 has 2 divisors, whose sum is σ = 27275146140. Its totient is φ = 27275146138.

The previous prime is 27275146127. The next prime is 27275146169. The reversal of 27275146139 is 93164157272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27275146139 - 2⁸ = 27275145883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27275146093 and 27275146102.

It is not a weakly prime, because it can be changed into another prime (27275146169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13637573069 + 13637573070.

It is an arithmetic number, because the mean of its divisors is an integer number (13637573070).

Almost surely, 2^27275146139 is an apocalyptic number.

27275146139 is a deficient number, since it is larger than the sum of its proper divisors (1).

27275146139 is an equidigital number, since it uses as much as digits as its factorization.

27275146139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 47.

The spelling of 27275146139 in words is "twenty-seven billion, two hundred seventy-five million, one hundred forty-six thousand, one hundred thirty-nine".