111055055556 has 96 divisors (see below), whose sum is σ = 280297010560. Its totient is φ = 34102923264.

The previous prime is 111055055539. The next prime is 111055055653. The reversal of 111055055556 is 655550550111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24605556 + ... + 24610068.

Almost surely, 2^111055055556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111055055556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140148505280).

111055055556 is an abundant number, since it is smaller than the sum of its proper divisors (169241955004).

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

111055055556 is a wasteful number, since it uses less digits than its factorization.

111055055556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7493 (or 7491 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 111055055556 in words is "one hundred eleven billion, fifty-five million, fifty-five thousand, five hundred fifty-six".