27272486867 has 2 divisors, whose sum is σ = 27272486868. Its totient is φ = 27272486866.

The previous prime is 27272486807. The next prime is 27272486869. The reversal of 27272486867 is 76868427272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27272486867 - 2¹⁰ = 27272485843 is a prime.

Together with 27272486869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27272486869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13636243433 + 13636243434.

It is an arithmetic number, because the mean of its divisors is an integer number (13636243434).

Almost surely, 2^27272486867 is an apocalyptic number.

27272486867 is a deficient number, since it is larger than the sum of its proper divisors (1).

27272486867 is an equidigital number, since it uses as much as digits as its factorization.

27272486867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25288704, while the sum is 59.

The spelling of 27272486867 in words is "twenty-seven billion, two hundred seventy-two million, four hundred eighty-six thousand, eight hundred sixty-seven".