27426371327 has 4 divisors (see below), whose sum is σ = 28064193960. Its totient is φ = 26788548696.

The previous prime is 27426371317. The next prime is 27426371333. The reversal of 27426371327 is 72317362472.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27426371327 - 2⁴ = 27426371311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27426371317) 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 in 3 ways as a sum of consecutive naturals, for example, 318911252 + ... + 318911337.

It is an arithmetic number, because the mean of its divisors is an integer number (7016048490).

Almost surely, 2^27426371327 is an apocalyptic number.

27426371327 is a deficient number, since it is larger than the sum of its proper divisors (637822633).

27426371327 is an equidigital number, since it uses as much as digits as its factorization.

27426371327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637822632.

The product of its digits is 592704, while the sum is 44.

The spelling of 27426371327 in words is "twenty-seven billion, four hundred twenty-six million, three hundred seventy-one thousand, three hundred twenty-seven".