27754398359 has 2 divisors, whose sum is σ = 27754398360. Its totient is φ = 27754398358.

The previous prime is 27754398307. The next prime is 27754398361. The reversal of 27754398359 is 95389345772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27754398359 - 2²⁰ = 27753349783 is a prime.

Together with 27754398361, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27754395359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13877199179 + 13877199180.

It is an arithmetic number, because the mean of its divisors is an integer number (13877199180).

Almost surely, 2^27754398359 is an apocalyptic number.

27754398359 is a deficient number, since it is larger than the sum of its proper divisors (1).

27754398359 is an equidigital number, since it uses as much as digits as its factorization.

27754398359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57153600, while the sum is 62.

The spelling of 27754398359 in words is "twenty-seven billion, seven hundred fifty-four million, three hundred ninety-eight thousand, three hundred fifty-nine".