11353523238 has 24 divisors (see below), whose sum is σ = 24945772176. Its totient is φ = 3731204400.

The previous prime is 11353523227. The next prime is 11353523249. The reversal of 11353523238 is 83232535311.

11353523238 is a `hidden beast` number, since 113 + 535 + 2 + 3 + 2 + 3 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (11353523227) and next prime (11353523249).

It is a Curzon number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 4440633 + ... + 4443188.

It is an arithmetic number, because the mean of its divisors is an integer number (1039407174).

Almost surely, 2^11353523238 is an apocalyptic number.

11353523238 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11353523238 is an abundant number, since it is smaller than the sum of its proper divisors (13592248938).

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

11353523238 is a wasteful number, since it uses less digits than its factorization.

11353523238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8883900 (or 8883897 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The spelling of 11353523238 in words is "eleven billion, three hundred fifty-three million, five hundred twenty-three thousand, two hundred thirty-eight".