27047584849 has 2 divisors, whose sum is σ = 27047584850. Its totient is φ = 27047584848.

The previous prime is 27047584813. The next prime is 27047584867. The reversal of 27047584849 is 94848574072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23085763600 + 3961821249 = 151940^2 + 62943^2 .

It is a cyclic number.

It is not a de Polignac number, because 27047584849 - 2⁹ = 27047584337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27047584793 and 27047584802.

It is not a weakly prime, because it can be changed into another prime (27047584649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13523792424 + 13523792425.

It is an arithmetic number, because the mean of its divisors is an integer number (13523792425).

Almost surely, 2^27047584849 is an apocalyptic number.

It is an amenable number.

27047584849 is a deficient number, since it is larger than the sum of its proper divisors (1).

27047584849 is an equidigital number, since it uses as much as digits as its factorization.

27047584849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18063360, while the sum is 58.

The spelling of 27047584849 in words is "twenty-seven billion, forty-seven million, five hundred eighty-four thousand, eight hundred forty-nine".