27272741057 has 2 divisors, whose sum is σ = 27272741058. Its totient is φ = 27272741056.

The previous prime is 27272741021. The next prime is 27272741123. The reversal of 27272741057 is 75014727272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17645402896 + 9627338161 = 132836^2 + 98119^2 .

It is a cyclic number.

It is not a de Polignac number, because 27272741057 - 2⁸ = 27272740801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27272740999 and 27272741017.

It is not a weakly prime, because it can be changed into another prime (27272741957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13636370528 + 13636370529.

It is an arithmetic number, because the mean of its divisors is an integer number (13636370529).

Almost surely, 2^27272741057 is an apocalyptic number.

It is an amenable number.

27272741057 is a deficient number, since it is larger than the sum of its proper divisors (1).

27272741057 is an equidigital number, since it uses as much as digits as its factorization.

27272741057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384160, while the sum is 44.

The spelling of 27272741057 in words is "twenty-seven billion, two hundred seventy-two million, seven hundred forty-one thousand, fifty-seven".