27766047732 has 12 divisors (see below), whose sum is σ = 64787444736. Its totient is φ = 9255349240.

The previous prime is 27766047707. The next prime is 27766047779. The reversal of 27766047732 is 23774066772.

It is a happy number.

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

It is a congruent number.

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, 1156918644 + ... + 1156918667.

It is an arithmetic number, because the mean of its divisors is an integer number (5398953728).

Almost surely, 2^27766047732 is an apocalyptic number.

It is an amenable number.

27766047732 is an abundant number, since it is smaller than the sum of its proper divisors (37021397004).

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

27766047732 is a wasteful number, since it uses less digits than its factorization.

27766047732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2313837318 (or 2313837316 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 51.

The spelling of 27766047732 in words is "twenty-seven billion, seven hundred sixty-six million, forty-seven thousand, seven hundred thirty-two".