27768839232 has 56 divisors (see below), whose sum is σ = 74032640352. Its totient is φ = 9185612800.

The previous prime is 27768839177. The next prime is 27768839257. The reversal of 27768839232 is 23293886772.

It is a super-2 number, since 2×27768839232² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 526869 + ... + 577172.

Almost surely, 2^27768839232 is an apocalyptic number.

It is an amenable number.

27768839232 is an abundant number, since it is smaller than the sum of its proper divisors (46263801120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27768839232 is a wasteful number, since it uses less digits than its factorization.

27768839232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104187 (or 1104177 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 57.

The spelling of 27768839232 in words is "twenty-seven billion, seven hundred sixty-eight million, eight hundred thirty-nine thousand, two hundred thirty-two".