11163112788 has 24 divisors (see below), whose sum is σ = 27418172320. Its totient is φ = 3525193440.

The previous prime is 11163112777. The next prime is 11163112801. The reversal of 11163112788 is 88721136111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24480283 + ... + 24480738.

Almost surely, 2^11163112788 is an apocalyptic number.

It is an amenable number.

11163112788 is an abundant number, since it is smaller than the sum of its proper divisors (16255059532).

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

11163112788 is a wasteful number, since it uses less digits than its factorization.

11163112788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48961047 (or 48961045 counting only the distinct ones).

The product of its digits is 16128, while the sum is 39.

Adding to 11163112788 its reverse (88721136111), we get a palindrome (99884248899).

The spelling of 11163112788 in words is "eleven billion, one hundred sixty-three million, one hundred twelve thousand, seven hundred eighty-eight".