27682822664 has 32 divisors (see below), whose sum is σ = 59346302400. Its totient is φ = 11858873280.

The previous prime is 27682822633. The next prime is 27682822691. The reversal of 27682822664 is 46622828672.

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 in 7 ways as a sum of consecutive naturals, for example, 22259 + ... + 236349.

It is an arithmetic number, because the mean of its divisors is an integer number (1854571950).

Almost surely, 2^27682822664 is an apocalyptic number.

It is an amenable number.

27682822664 is an abundant number, since it is smaller than the sum of its proper divisors (31663479736).

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

27682822664 is a wasteful number, since it uses less digits than its factorization.

27682822664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216413 (or 216409 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 53.

The spelling of 27682822664 in words is "twenty-seven billion, six hundred eighty-two million, eight hundred twenty-two thousand, six hundred sixty-four".