556161655106 has 16 divisors (see below), whose sum is σ = 835040729880. Its totient is φ = 277814845440.

The previous prime is 556161655079. The next prime is 556161655123. The reversal of 556161655106 is 601556161655.

It can be written as a sum of positive squares in 4 ways, for example, as 283008040225 + 273153614881 = 531985^2 + 522641^2 .

It is a super-2 number, since 2×556161655106² (a number of 24 digits) contains 22 as substring.

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, 12537686 + ... + 12581966.

Almost surely, 2^556161655106 is an apocalyptic number.

556161655106 is a deficient number, since it is larger than the sum of its proper divisors (278879074774).

556161655106 is a wasteful number, since it uses less digits than its factorization.

556161655106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50149.

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 556161655106 in words is "five hundred fifty-six billion, one hundred sixty-one million, six hundred fifty-five thousand, one hundred six".