27726867327 has 4 divisors (see below), whose sum is σ = 36969156440. Its totient is φ = 18484578216.

The previous prime is 27726867293. The next prime is 27726867353. The reversal of 27726867327 is 72376862772.

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

It is not a de Polignac number, because 27726867327 - 2⁸ = 27726867071 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 (27726367327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4621144552 + ... + 4621144557.

It is an arithmetic number, because the mean of its divisors is an integer number (9242289110).

Almost surely, 2^27726867327 is an apocalyptic number.

27726867327 is a deficient number, since it is larger than the sum of its proper divisors (9242289113).

27726867327 is an equidigital number, since it uses as much as digits as its factorization.

27726867327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9242289112.

The product of its digits is 16595712, while the sum is 57.

The spelling of 27726867327 in words is "twenty-seven billion, seven hundred twenty-six million, eight hundred sixty-seven thousand, three hundred twenty-seven".