12327709312 has 32 divisors (see below), whose sum is σ = 24682572000. Its totient is φ = 6132867840.

The previous prime is 12327709301. The next prime is 12327709313. The reversal of 12327709312 is 21390772321.

12327709312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (12327709313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216514 + ... + 267457.

It is an arithmetic number, because the mean of its divisors is an integer number (771330375).

Almost surely, 2^12327709312 is an apocalyptic number.

It is an amenable number.

12327709312 is an abundant number, since it is smaller than the sum of its proper divisors (12354862688).

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

12327709312 is an equidigital number, since it uses as much as digits as its factorization.

12327709312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484184 (or 484172 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The spelling of 12327709312 in words is "twelve billion, three hundred twenty-seven million, seven hundred nine thousand, three hundred twelve".