27310940868 has 12 divisors (see below), whose sum is σ = 63725528720. Its totient is φ = 9103646952.

The previous prime is 27310940851. The next prime is 27310940873. The reversal of 27310940868 is 86804901372.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1137955858 + ... + 1137955881.

Almost surely, 2^27310940868 is an apocalyptic number.

It is an amenable number.

27310940868 is an abundant number, since it is smaller than the sum of its proper divisors (36414587852).

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

27310940868 is a wasteful number, since it uses less digits than its factorization.

27310940868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275911746 (or 2275911744 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 27310940868 in words is "twenty-seven billion, three hundred ten million, nine hundred forty thousand, eight hundred sixty-eight".