27043648738 has 8 divisors (see below), whose sum is σ = 40735203840. Its totient is φ = 13465247460.

The previous prime is 27043648717. The next prime is 27043648741. The reversal of 27043648738 is 83784634072.

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

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 3 ways as a sum of consecutive naturals, for example, 28287858 + ... + 28288813.

It is an arithmetic number, because the mean of its divisors is an integer number (5091900480).

Almost surely, 2^27043648738 is an apocalyptic number.

27043648738 is a deficient number, since it is larger than the sum of its proper divisors (13691555102).

27043648738 is a wasteful number, since it uses less digits than its factorization.

27043648738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56576912.

The product of its (nonzero) digits is 5419008, while the sum is 52.

The spelling of 27043648738 in words is "twenty-seven billion, forty-three million, six hundred forty-eight thousand, seven hundred thirty-eight".