27960894659 has 2 divisors, whose sum is σ = 27960894660. Its totient is φ = 27960894658.

The previous prime is 27960894623. The next prime is 27960894697. The reversal of 27960894659 is 95649806972.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27960894659 - 2¹⁶ = 27960829123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27960894595 and 27960894604.

It is not a weakly prime, because it can be changed into another prime (27960834659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13980447329 + 13980447330.

It is an arithmetic number, because the mean of its divisors is an integer number (13980447330).

Almost surely, 2^27960894659 is an apocalyptic number.

27960894659 is a deficient number, since it is larger than the sum of its proper divisors (1).

27960894659 is an equidigital number, since it uses as much as digits as its factorization.

27960894659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58786560, while the sum is 65.

The spelling of 27960894659 in words is "twenty-seven billion, nine hundred sixty million, eight hundred ninety-four thousand, six hundred fifty-nine".