27138200339 has 2 divisors, whose sum is σ = 27138200340. Its totient is φ = 27138200338.

The previous prime is 27138200333. The next prime is 27138200347. The reversal of 27138200339 is 93300283172.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27138200339 - 2²⁰ = 27137151763 is a prime.

It is not a weakly prime, because it can be changed into another prime (27138200333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13569100169 + 13569100170.

It is an arithmetic number, because the mean of its divisors is an integer number (13569100170).

Almost surely, 2^27138200339 is an apocalyptic number.

27138200339 is a deficient number, since it is larger than the sum of its proper divisors (1).

27138200339 is an equidigital number, since it uses as much as digits as its factorization.

27138200339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 27138200339 in words is "twenty-seven billion, one hundred thirty-eight million, two hundred thousand, three hundred thirty-nine".