556222008818 has 16 divisors (see below), whose sum is σ = 953555965440. Its totient is φ = 238372730496.

The previous prime is 556222008763. The next prime is 556222008841. The reversal of 556222008818 is 818800222655.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 242783 + ... + 1082306.

It is an arithmetic number, because the mean of its divisors is an integer number (59597247840).

Almost surely, 2^556222008818 is an apocalyptic number.

556222008818 is a deficient number, since it is larger than the sum of its proper divisors (397333956622).

556222008818 is a wasteful number, since it uses less digits than its factorization.

556222008818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355081.

The product of its (nonzero) digits is 614400, while the sum is 47.

The spelling of 556222008818 in words is "five hundred fifty-six billion, two hundred twenty-two million, eight thousand, eight hundred eighteen".