27076705549 has 2 divisors, whose sum is σ = 27076705550. Its totient is φ = 27076705548.

The previous prime is 27076705547. The next prime is 27076705597. The reversal of 27076705549 is 94550767072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19979822500 + 7096883049 = 141350^2 + 84243^2 .

It is a cyclic number.

It is not a de Polignac number, because 27076705549 - 2¹ = 27076705547 is a prime.

Together with 27076705547, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 27076705496 and 27076705505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27076705547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13538352774 + 13538352775.

It is an arithmetic number, because the mean of its divisors is an integer number (13538352775).

Almost surely, 2^27076705549 is an apocalyptic number.

It is an amenable number.

27076705549 is a deficient number, since it is larger than the sum of its proper divisors (1).

27076705549 is an equidigital number, since it uses as much as digits as its factorization.

27076705549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3704400, while the sum is 52.

The spelling of 27076705549 in words is "twenty-seven billion, seventy-six million, seven hundred five thousand, five hundred forty-nine".