27726883227 has 32 divisors (see below), whose sum is σ = 43505683200. Its totient is φ = 17392247424.

The previous prime is 27726883213. The next prime is 27726883237. The reversal of 27726883227 is 72238862772.

It is not a de Polignac number, because 27726883227 - 2¹⁶ = 27726817691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27726883237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2190924 + ... + 2203542.

It is an arithmetic number, because the mean of its divisors is an integer number (1359552600).

Almost surely, 2^27726883227 is an apocalyptic number.

27726883227 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

27726883227 is a deficient number, since it is larger than the sum of its proper divisors (15778799973).

27726883227 is a wasteful number, since it uses less digits than its factorization.

27726883227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17432 (or 17426 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 54.

The spelling of 27726883227 in words is "twenty-seven billion, seven hundred twenty-six million, eight hundred eighty-three thousand, two hundred twenty-seven".