556117227846 has 12 divisors (see below), whose sum is σ = 1204920660372. Its totient is φ = 185372409276.

The previous prime is 556117227791. The next prime is 556117227889. The reversal of 556117227846 is 648722711655.

It is a happy number.

556117227846 is a `hidden beast` number, since 5 + 561 + 1 + 7 + 2 + 2 + 78 + 4 + 6 = 666.

556117227846 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×556117227846² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 556117227792 and 556117227801.

It is a congruent number.

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, 15447700756 + ... + 15447700791.

It is an arithmetic number, because the mean of its divisors is an integer number (100410055031).

Almost surely, 2^556117227846 is an apocalyptic number.

556117227846 is an abundant number, since it is smaller than the sum of its proper divisors (648803432526).

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

556117227846 is a wasteful number, since it uses less digits than its factorization.

556117227846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30895401555 (or 30895401552 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 54.

The spelling of 556117227846 in words is "five hundred fifty-six billion, one hundred seventeen million, two hundred twenty-seven thousand, eight hundred forty-six".