12321545304 has 64 divisors (see below), whose sum is σ = 31005485280. Its totient is φ = 4080384000.

The previous prime is 12321545297. The next prime is 12321545359. The reversal of 12321545304 is 40354512321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2664114 + ... + 2668734.

Almost surely, 2^12321545304 is an apocalyptic number.

It is an amenable number.

12321545304 is an abundant number, since it is smaller than the sum of its proper divisors (18683939976).

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

12321545304 is a wasteful number, since it uses less digits than its factorization.

12321545304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5332 (or 5328 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 12321545304 in words is "twelve billion, three hundred twenty-one million, five hundred forty-five thousand, three hundred four".