11181246216 has 64 divisors (see below), whose sum is σ = 31957754880. Its totient is φ = 3193508160.

The previous prime is 11181246169. The next prime is 11181246281. The reversal of 11181246216 is 61264218111.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 539355 + ... + 559701.

It is an arithmetic number, because the mean of its divisors is an integer number (499339920).

Almost surely, 2^11181246216 is an apocalyptic number.

It is an amenable number.

11181246216 is an abundant number, since it is smaller than the sum of its proper divisors (20776508664).

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

11181246216 is a wasteful number, since it uses less digits than its factorization.

11181246216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23634 (or 23630 counting only the distinct ones).

The product of its digits is 4608, while the sum is 33.

The spelling of 11181246216 in words is "eleven billion, one hundred eighty-one million, two hundred forty-six thousand, two hundred sixteen".