12556052244 has 48 divisors (see below), whose sum is σ = 32562983040. Its totient is φ = 4184032320.

The previous prime is 12556052239. The next prime is 12556052261. The reversal of 12556052244 is 44225065521.

12556052244 is a `hidden beast` number, since 1 + 2 + 5 + 5 + 605 + 2 + 2 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12556052199 and 12556052208.

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, 362632 + ... + 395744.

It is an arithmetic number, because the mean of its divisors is an integer number (678395480).

Almost surely, 2^12556052244 is an apocalyptic number.

It is an amenable number.

12556052244 is an abundant number, since it is smaller than the sum of its proper divisors (20006930796).

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

12556052244 is a wasteful number, since it uses less digits than its factorization.

12556052244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36637 (or 36629 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 12556052244 in words is "twelve billion, five hundred fifty-six million, fifty-two thousand, two hundred forty-four".