12566212344304 has 40 divisors (see below), whose sum is σ = 25567422464160. Its totient is φ = 5971647821568.

The previous prime is 12566212344269. The next prime is 12566212344313. The reversal of 12566212344304 is 40344321266521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108691639 + ... + 108807190.

It is an arithmetic number, because the mean of its divisors is an integer number (639185561604).

Almost surely, 2^{12566212344304} is an apocalyptic number.

It is an amenable number.

12566212344304 is an abundant number, since it is smaller than the sum of its proper divisors (13001210119856).

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

12566212344304 is a wasteful number, since it uses less digits than its factorization.

12566212344304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217499017 (or 217499011 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 12566212344304 in words is "twelve trillion, five hundred sixty-six billion, two hundred twelve million, three hundred forty-four thousand, three hundred four".