27000439684 has 6 divisors (see below), whose sum is σ = 47250769454. Its totient is φ = 13500219840.

The previous prime is 27000439619. The next prime is 27000439717. The reversal of 27000439684 is 48693400072.

It can be written as a sum of positive squares in only one way, i.e., 26269278084 + 731161600 = 162078^2 + 27040^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 27000439684.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3375054957 + ... + 3375054964.

Almost surely, 2^27000439684 is an apocalyptic number.

It is an amenable number.

27000439684 is a deficient number, since it is larger than the sum of its proper divisors (20250329770).

27000439684 is a wasteful number, since it uses less digits than its factorization.

27000439684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6750109925 (or 6750109923 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 27000439684 in words is "twenty-seven billion, four hundred thirty-nine thousand, six hundred eighty-four".