27286148089 has 2 divisors, whose sum is σ = 27286148090. Its totient is φ = 27286148088.

The previous prime is 27286148059. The next prime is 27286148107. The reversal of 27286148089 is 98084168272.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21335568489 + 5950579600 = 146067^2 + 77140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27286148089 is a prime.

It is not a weakly prime, because it can be changed into another prime (27286148039) 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, 13643074044 + 13643074045.

It is an arithmetic number, because the mean of its divisors is an integer number (13643074045).

Almost surely, 2^27286148089 is an apocalyptic number.

It is an amenable number.

27286148089 is a deficient number, since it is larger than the sum of its proper divisors (1).

27286148089 is an equidigital number, since it uses as much as digits as its factorization.

27286148089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3096576, while the sum is 55.

The spelling of 27286148089 in words is "twenty-seven billion, two hundred eighty-six million, one hundred forty-eight thousand, eighty-nine".