27288186713 has 2 divisors, whose sum is σ = 27288186714. Its totient is φ = 27288186712.

The previous prime is 27288186661. The next prime is 27288186727. The reversal of 27288186713 is 31768188272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21424762384 + 5863424329 = 146372^2 + 76573^2 .

It is a cyclic number.

It is not a de Polignac number, because 27288186713 - 2¹⁰ = 27288185689 is a prime.

It is not a weakly prime, because it can be changed into another prime (27288186773) 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, 13644093356 + 13644093357.

It is an arithmetic number, because the mean of its divisors is an integer number (13644093357).

Almost surely, 2^27288186713 is an apocalyptic number.

It is an amenable number.

27288186713 is a deficient number, since it is larger than the sum of its proper divisors (1).

27288186713 is an equidigital number, since it uses as much as digits as its factorization.

27288186713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1806336, while the sum is 53.

The spelling of 27288186713 in words is "twenty-seven billion, two hundred eighty-eight million, one hundred eighty-six thousand, seven hundred thirteen".