11111100556104 has 96 divisors (see below), whose sum is σ = 31353603690240. Its totient is φ = 3550728470400.

The previous prime is 11111100556063. The next prime is 11111100556163. The reversal of 11111100556104 is 40165500111111.

It is a happy number.

11111100556104 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 1 + 1 + 0 + 0 + 556 + 104 = 666.

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 23 ways as a sum of consecutive naturals, for example, 23023287 + ... + 23500934.

It is an arithmetic number, because the mean of its divisors is an integer number (326600038440).

Almost surely, 2^{11111100556104} is an apocalyptic number.

It is an amenable number.

11111100556104 is an abundant number, since it is smaller than the sum of its proper divisors (20242503134136).

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

11111100556104 is a wasteful number, since it uses less digits than its factorization.

11111100556104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46524371 (or 46524364 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 27.

Adding to 11111100556104 its reverse (40165500111111), we get a palindrome (51276600667215).

The spelling of 11111100556104 in words is "eleven trillion, one hundred eleven billion, one hundred million, five hundred fifty-six thousand, one hundred four".