556000061111 has 8 divisors (see below), whose sum is σ = 613853299584. Its totient is φ = 499364785720.

The previous prime is 556000061087. The next prime is 556000061119. The reversal of 556000061111 is 111160000655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 556000061111 - 2²⁶ = 555932952247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556000061119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304489811 + ... + 304491636.

It is an arithmetic number, because the mean of its divisors is an integer number (76731662448).

Almost surely, 2^556000061111 is an apocalyptic number.

556000061111 is a deficient number, since it is larger than the sum of its proper divisors (57853238473).

556000061111 is a wasteful number, since it uses less digits than its factorization.

556000061111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608981541.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 556000061111 its reverse (111160000655), we get a palindrome (667160061766).

The spelling of 556000061111 in words is "five hundred fifty-six billion, sixty-one thousand, one hundred eleven".