27133510656 has 88 divisors (see below), whose sum is σ = 82652292160. Its totient is φ = 7752425472.

The previous prime is 27133510631. The next prime is 27133510667. The reversal of 27133510656 is 65601533172.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 609391 + ... + 652398.

Almost surely, 2^27133510656 is an apocalyptic number.

It is an amenable number.

27133510656 is an abundant number, since it is smaller than the sum of its proper divisors (55518781504).

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

27133510656 is a wasteful number, since it uses less digits than its factorization.

27133510656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261819 (or 1261801 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 27133510656 in words is "twenty-seven billion, one hundred thirty-three million, five hundred ten thousand, six hundred fifty-six".