27347520832 has 28 divisors (see below), whose sum is σ = 57459958740. Its totient is φ = 12869421056.

The previous prime is 27347520817. The next prime is 27347520841. The reversal of 27347520832 is 23802574372.

It can be written as a sum of positive squares in 2 ways, for example, as 20455864576 + 6891656256 = 143024^2 + 83016^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 12566707 + ... + 12568882.

Almost surely, 2^27347520832 is an apocalyptic number.

It is an amenable number.

27347520832 is an abundant number, since it is smaller than the sum of its proper divisors (30112437908).

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

27347520832 is a wasteful number, since it uses less digits than its factorization.

27347520832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25135618 (or 25135608 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 27347520832 in words is "twenty-seven billion, three hundred forty-seven million, five hundred twenty thousand, eight hundred thirty-two".