27827078339 has 2 divisors, whose sum is σ = 27827078340. Its totient is φ = 27827078338.

The previous prime is 27827078317. The next prime is 27827078369. The reversal of 27827078339 is 93387072872.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27827078339 - 2²⁸ = 27558642883 is a prime.

It is not a weakly prime, because it can be changed into another prime (27827078369) 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, 13913539169 + 13913539170.

It is an arithmetic number, because the mean of its divisors is an integer number (13913539170).

Almost surely, 2^27827078339 is an apocalyptic number.

27827078339 is a deficient number, since it is larger than the sum of its proper divisors (1).

27827078339 is an equidigital number, since it uses as much as digits as its factorization.

27827078339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The spelling of 27827078339 in words is "twenty-seven billion, eight hundred twenty-seven million, seventy-eight thousand, three hundred thirty-nine".