27755046112757 has 2 divisors, whose sum is σ = 27755046112758. Its totient is φ = 27755046112756.

The previous prime is 27755046112753. The next prime is 27755046112769. The reversal of 27755046112757 is 75721164055772.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23404008897361 + 4351037215396 = 4837769^2 + 2085914^2 .

It is a cyclic number.

It is not a de Polignac number, because 27755046112757 - 2² = 27755046112753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27755046112696 and 27755046112705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27755046112753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13877523056378 + 13877523056379.

It is an arithmetic number, because the mean of its divisors is an integer number (13877523056379).

Almost surely, 2^{27755046112757} is an apocalyptic number.

It is an amenable number.

27755046112757 is a deficient number, since it is larger than the sum of its proper divisors (1).

27755046112757 is an equidigital number, since it uses as much as digits as its factorization.

27755046112757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28812000, while the sum is 59.

The spelling of 27755046112757 in words is "twenty-seven trillion, seven hundred fifty-five billion, forty-six million, one hundred twelve thousand, seven hundred fifty-seven".