556506600072 has 16 divisors (see below), whose sum is σ = 1391266500240. Its totient is φ = 185502200016.

The previous prime is 556506600071. The next prime is 556506600101. The reversal of 556506600072 is 270006605655.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 556506599997 and 556506600033.

It is not an unprimeable number, because it can be changed into a prime (556506600071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11593887478 + ... + 11593887525.

It is an arithmetic number, because the mean of its divisors is an integer number (86954156265).

Almost surely, 2^556506600072 is an apocalyptic number.

It is an amenable number.

556506600072 is an abundant number, since it is smaller than the sum of its proper divisors (834759900168).

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

556506600072 is a wasteful number, since it uses less digits than its factorization.

556506600072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23187775012 (or 23187775008 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 556506600072 in words is "five hundred fifty-six billion, five hundred six million, six hundred thousand, seventy-two".