556117896168 has 24 divisors (see below), whose sum is σ = 1506152635650. Its totient is φ = 185372632032.

The previous prime is 556117896121. The next prime is 556117896179. The reversal of 556117896168 is 861698711655.

556117896168 is a `hidden beast` number, since 5 + 5 + 6 + 1 + 1 + 7 + 8 + 9 + 616 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 490254833124 + 65863063044 = 700182^2 + 256638^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×556117896168² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3861929763 + ... + 3861929906.

Almost surely, 2^556117896168 is an apocalyptic number.

It is an amenable number.

556117896168 is an abundant number, since it is smaller than the sum of its proper divisors (950034739482).

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

556117896168 is a wasteful number, since it uses less digits than its factorization.

556117896168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7723859681 (or 7723859674 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 63.

The spelling of 556117896168 in words is "five hundred fifty-six billion, one hundred seventeen million, eight hundred ninety-six thousand, one hundred sixty-eight".