27628274782 has 8 divisors (see below), whose sum is σ = 41503091256. Its totient is φ = 13793911032.

The previous prime is 27628274777. The next prime is 27628274803. The reversal of 27628274782 is 28747282672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 10111473 + ... + 10114204.

It is an arithmetic number, because the mean of its divisors is an integer number (5187886407).

Almost surely, 2^27628274782 is an apocalyptic number.

27628274782 is a deficient number, since it is larger than the sum of its proper divisors (13874816474).

27628274782 is a wasteful number, since it uses less digits than its factorization.

27628274782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20226362.

The product of its digits is 8429568, while the sum is 55.

The spelling of 27628274782 in words is "twenty-seven billion, six hundred twenty-eight million, two hundred seventy-four thousand, seven hundred eighty-two".