27427015568 has 20 divisors (see below), whose sum is σ = 53145765120. Its totient is φ = 13711979424.

The previous prime is 27427015531. The next prime is 27427015571. The reversal of 27427015568 is 86551072472.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60221 + ... + 241827.

It is an arithmetic number, because the mean of its divisors is an integer number (2657288256).

Almost surely, 2^27427015568 is an apocalyptic number.

It is an amenable number.

27427015568 is a deficient number, since it is larger than the sum of its proper divisors (25718749552).

27427015568 is a wasteful number, since it uses less digits than its factorization.

27427015568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191054 (or 191048 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 47.

The spelling of 27427015568 in words is "twenty-seven billion, four hundred twenty-seven million, fifteen thousand, five hundred sixty-eight".