11011615116 has 12 divisors (see below), whose sum is σ = 25693768632. Its totient is φ = 3670538368.

The previous prime is 11011615099. The next prime is 11011615159. The reversal of 11011615116 is 61151611011.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458817285 + ... + 458817308.

It is an arithmetic number, because the mean of its divisors is an integer number (2141147386).

Almost surely, 2^11011615116 is an apocalyptic number.

It is an amenable number.

11011615116 is an abundant number, since it is smaller than the sum of its proper divisors (14682153516).

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

11011615116 is a wasteful number, since it uses less digits than its factorization.

11011615116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917634600 (or 917634598 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 24.

The spelling of 11011615116 in words is "eleven billion, eleven million, six hundred fifteen thousand, one hundred sixteen".