11505055116 has 48 divisors (see below), whose sum is σ = 28443139200. Its totient is φ = 3607031040.

The previous prime is 11505055109. The next prime is 11505055117. The reversal of 11505055116 is 61155050511.

It is not an unprimeable number, because it can be changed into a prime (11505055117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302535 + ... + 338433.

It is an arithmetic number, because the mean of its divisors is an integer number (592565400).

Almost surely, 2^11505055116 is an apocalyptic number.

It is an amenable number.

11505055116 is an abundant number, since it is smaller than the sum of its proper divisors (16938084084).

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

11505055116 is a wasteful number, since it uses less digits than its factorization.

11505055116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37494 (or 37492 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 11505055116 in words is "eleven billion, five hundred five million, fifty-five thousand, one hundred sixteen".