27813982384 has 40 divisors (see below), whose sum is σ = 54527068080. Its totient is φ = 13742665728.

The previous prime is 27813982379. The next prime is 27813982403. The reversal of 27813982384 is 48328931872.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2961504 + ... + 2970880.

It is an arithmetic number, because the mean of its divisors is an integer number (1363176702).

Almost surely, 2^27813982384 is an apocalyptic number.

It is an amenable number.

27813982384 is a deficient number, since it is larger than the sum of its proper divisors (26713085696).

27813982384 is a wasteful number, since it uses less digits than its factorization.

27813982384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11557 (or 11551 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 55.

The spelling of 27813982384 in words is "twenty-seven billion, eight hundred thirteen million, nine hundred eighty-two thousand, three hundred eighty-four".