27036776131 has 2 divisors, whose sum is σ = 27036776132. Its totient is φ = 27036776130.

The previous prime is 27036776119. The next prime is 27036776177. The reversal of 27036776131 is 13167763072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27036776131 - 2⁵ = 27036776099 is a prime.

It is a super-2 number, since 2×27036776131² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27036776231) 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, 13518388065 + 13518388066.

It is an arithmetic number, because the mean of its divisors is an integer number (13518388066).

Almost surely, 2^27036776131 is an apocalyptic number.

27036776131 is a deficient number, since it is larger than the sum of its proper divisors (1).

27036776131 is an equidigital number, since it uses as much as digits as its factorization.

27036776131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 222264, while the sum is 43.

The spelling of 27036776131 in words is "twenty-seven billion, thirty-six million, seven hundred seventy-six thousand, one hundred thirty-one".