11523852868 has 96 divisors (see below), whose sum is σ = 23631229440. Its totient is φ = 4861866240.

The previous prime is 11523852841. The next prime is 11523852913. The reversal of 11523852868 is 86825832511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13050355 + ... + 13051237.

It is an arithmetic number, because the mean of its divisors is an integer number (246158640).

Almost surely, 2^11523852868 is an apocalyptic number.

It is an amenable number.

11523852868 is an abundant number, since it is smaller than the sum of its proper divisors (12107376572).

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

11523852868 is a wasteful number, since it uses less digits than its factorization.

11523852868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217 (or 1215 counting only the distinct ones).

The product of its digits is 921600, while the sum is 49.

The spelling of 11523852868 in words is "eleven billion, five hundred twenty-three million, eight hundred fifty-two thousand, eight hundred sixty-eight".