27480183149 has 2 divisors, whose sum is σ = 27480183150. Its totient is φ = 27480183148.

The previous prime is 27480183127. The next prime is 27480183163. The reversal of 27480183149 is 94138108472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21482764900 + 5997418249 = 146570^2 + 77443^2 .

It is a cyclic number.

It is not a de Polignac number, because 27480183149 - 2⁸ = 27480182893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27480183169) 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, 13740091574 + 13740091575.

It is an arithmetic number, because the mean of its divisors is an integer number (13740091575).

Almost surely, 2^27480183149 is an apocalyptic number.

It is an amenable number.

27480183149 is a deficient number, since it is larger than the sum of its proper divisors (1).

27480183149 is an equidigital number, since it uses as much as digits as its factorization.

27480183149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 27480183149 in words is "twenty-seven billion, four hundred eighty million, one hundred eighty-three thousand, one hundred forty-nine".