111052656660 has 192 divisors, whose sum is σ = 341377182720. Its totient is φ = 26750929920.

The previous prime is 111052656643. The next prime is 111052656667. The reversal of 111052656660 is 66656250111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111052656667) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 86556379 + ... + 86557661.

It is an arithmetic number, because the mean of its divisors is an integer number (1778006160).

Almost surely, 2^111052656660 is an apocalyptic number.

111052656660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111052656660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170688591360).

111052656660 is an abundant number, since it is smaller than the sum of its proper divisors (230324526060).

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

111052656660 is a wasteful number, since it uses less digits than its factorization.

111052656660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038 (or 2036 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 111052656660 in words is "one hundred eleven billion, fifty-two million, six hundred fifty-six thousand, six hundred sixty".