556843685860 has 96 divisors (see below), whose sum is σ = 1459124819712. Its totient is φ = 173418001920.

The previous prime is 556843685857. The next prime is 556843685869. The reversal of 556843685860 is 68586348655.

It is a junction number, because it is equal to n+sod(n) for n = 556843685792 and 556843685801.

It is not an unprimeable number, because it can be changed into a prime (556843685869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1718974 + ... + 2017066.

It is an arithmetic number, because the mean of its divisors is an integer number (15199216872).

Almost surely, 2^556843685860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556843685860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (729562409856).

556843685860 is an abundant number, since it is smaller than the sum of its proper divisors (902281133852).

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

556843685860 is a wasteful number, since it uses less digits than its factorization.

556843685860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299333 (or 299331 counting only the distinct ones).

The product of its (nonzero) digits is 165888000, while the sum is 64.

The spelling of 556843685860 in words is "five hundred fifty-six billion, eight hundred forty-three million, six hundred eighty-five thousand, eight hundred sixty".