27682134349 has 2 divisors, whose sum is σ = 27682134350. Its totient is φ = 27682134348.

The previous prime is 27682134329. The next prime is 27682134377. The reversal of 27682134349 is 94343128672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27517833225 + 164301124 = 165885^2 + 12818^2 .

It is a cyclic number.

It is not a de Polignac number, because 27682134349 - 2²⁷ = 27547916621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27682134329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13841067174 + 13841067175.

It is an arithmetic number, because the mean of its divisors is an integer number (13841067175).

Almost surely, 2^27682134349 is an apocalyptic number.

It is an amenable number.

27682134349 is a deficient number, since it is larger than the sum of its proper divisors (1).

27682134349 is an equidigital number, since it uses as much as digits as its factorization.

27682134349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 49.

The spelling of 27682134349 in words is "twenty-seven billion, six hundred eighty-two million, one hundred thirty-four thousand, three hundred forty-nine".