27486589049 has 2 divisors, whose sum is σ = 27486589050. Its totient is φ = 27486589048.

The previous prime is 27486589007. The next prime is 27486589061. The reversal of 27486589049 is 94098568472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21343164649 + 6143424400 = 146093^2 + 78380^2 .

It is a cyclic number.

It is not a de Polignac number, because 27486589049 - 2²⁴ = 27469811833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27486588982 and 27486589000.

It is not a weakly prime, because it can be changed into another prime (27486589099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13743294524 + 13743294525.

It is an arithmetic number, because the mean of its divisors is an integer number (13743294525).

Almost surely, 2^27486589049 is an apocalyptic number.

It is an amenable number.

27486589049 is a deficient number, since it is larger than the sum of its proper divisors (1).

27486589049 is an equidigital number, since it uses as much as digits as its factorization.

27486589049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 27486589049 in words is "twenty-seven billion, four hundred eighty-six million, five hundred eighty-nine thousand, forty-nine".