27256101049 has 2 divisors, whose sum is σ = 27256101050. Its totient is φ = 27256101048.

The previous prime is 27256101043. The next prime is 27256101083. The reversal of 27256101049 is 94010165272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20557824400 + 6698276649 = 143380^2 + 81843^2 .

It is a cyclic number.

It is not a de Polignac number, because 27256101049 - 2⁵ = 27256101017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27256100999 and 27256101017.

It is not a weakly prime, because it can be changed into another prime (27256101043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13628050524 + 13628050525.

It is an arithmetic number, because the mean of its divisors is an integer number (13628050525).

Almost surely, 2^27256101049 is an apocalyptic number.

It is an amenable number.

27256101049 is a deficient number, since it is larger than the sum of its proper divisors (1).

27256101049 is an equidigital number, since it uses as much as digits as its factorization.

27256101049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 27256101049 in words is "twenty-seven billion, two hundred fifty-six million, one hundred one thousand, forty-nine".