27304516853 has 2 divisors, whose sum is σ = 27304516854. Its totient is φ = 27304516852.

The previous prime is 27304516793. The next prime is 27304516871. The reversal of 27304516853 is 35861540372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20385271729 + 6919245124 = 142777^2 + 83182^2 .

It is a cyclic number.

It is not a de Polignac number, because 27304516853 - 2¹² = 27304512757 is a prime.

It is a super-2 number, since 2×27304516853² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27304513853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13652258426 + 13652258427.

It is an arithmetic number, because the mean of its divisors is an integer number (13652258427).

Almost surely, 2^27304516853 is an apocalyptic number.

It is an amenable number.

27304516853 is a deficient number, since it is larger than the sum of its proper divisors (1).

27304516853 is an equidigital number, since it uses as much as digits as its factorization.

27304516853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 27304516853 in words is "twenty-seven billion, three hundred four million, five hundred sixteen thousand, eight hundred fifty-three".