27180763056 has 120 divisors (see below), whose sum is σ = 78945572160. Its totient is φ = 9053384256.

The previous prime is 27180763037. The next prime is 27180763069. The reversal of 27180763056 is 65036708172.

27180763056 is a `hidden beast` number, since 2 + 7 + 1 + 8 + 0 + 7 + 630 + 5 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9559171 + ... + 9562013.

It is an arithmetic number, because the mean of its divisors is an integer number (657879768).

Almost surely, 2^27180763056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27180763056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39472786080).

27180763056 is an abundant number, since it is smaller than the sum of its proper divisors (51764809104).

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

27180763056 is a wasteful number, since it uses less digits than its factorization.

27180763056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5325 (or 5307 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 27180763056 in words is "twenty-seven billion, one hundred eighty million, seven hundred sixty-three thousand, fifty-six".