27011668041161 has 2 divisors, whose sum is σ = 27011668041162. Its totient is φ = 27011668041160.

The previous prime is 27011668041121. The next prime is 27011668041181. The reversal of 27011668041161 is 16114086611072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16830342150400 + 10181325890761 = 4102480^2 + 3190819^2 .

It is a cyclic number.

It is not a de Polignac number, because 27011668041161 - 2⁶ = 27011668041097 is a prime.

It is not a weakly prime, because it can be changed into another prime (27011668041121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13505834020580 + 13505834020581.

It is an arithmetic number, because the mean of its divisors is an integer number (13505834020581).

Almost surely, 2^{27011668041161} is an apocalyptic number.

It is an amenable number.

27011668041161 is a deficient number, since it is larger than the sum of its proper divisors (1).

27011668041161 is an equidigital number, since it uses as much as digits as its factorization.

27011668041161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 44.

The spelling of 27011668041161 in words is "twenty-seven trillion, eleven billion, six hundred sixty-eight million, forty-one thousand, one hundred sixty-one".