12556466322 has 32 divisors (see below), whose sum is σ = 26660404800. Its totient is φ = 3928877568.

The previous prime is 12556466303. The next prime is 12556466333. The reversal of 12556466322 is 22366465521.

12556466322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 123747 + ... + 201062.

It is an arithmetic number, because the mean of its divisors is an integer number (833137650).

Almost surely, 2^12556466322 is an apocalyptic number.

12556466322 is an abundant number, since it is smaller than the sum of its proper divisors (14103938478).

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

12556466322 is a wasteful number, since it uses less digits than its factorization.

12556466322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325210.

The product of its digits is 518400, while the sum is 42.

The spelling of 12556466322 in words is "twelve billion, five hundred fifty-six million, four hundred sixty-six thousand, three hundred twenty-two".