556655011506 has 32 divisors (see below), whose sum is σ = 1349466696000. Its totient is φ = 168683336640.

The previous prime is 556655011501. The next prime is 556655011589. The reversal of 556655011506 is 605110556655.

It is not an unprimeable number, because it can be changed into a prime (556655011501) 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 15 ways as a sum of consecutive naturals, for example, 468564231 + ... + 468565418.

It is an arithmetic number, because the mean of its divisors is an integer number (42170834250).

Almost surely, 2^556655011506 is an apocalyptic number.

556655011506 is an abundant number, since it is smaller than the sum of its proper divisors (792811684494).

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

556655011506 is a wasteful number, since it uses less digits than its factorization.

556655011506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937129671 (or 937129665 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 45.

The spelling of 556655011506 in words is "five hundred fifty-six billion, six hundred fifty-five million, eleven thousand, five hundred six".