11232236556 has 36 divisors (see below), whose sum is σ = 28573456912. Its totient is φ = 3720229344.

The previous prime is 11232236531. The next prime is 11232236621. The reversal of 11232236556 is 65563223211.

11232236556 is a `hidden beast` number, since 11 + 232 + 2 + 365 + 56 = 666.

11232236556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×11232236556² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11232236556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 988000 + ... + 999303.

Almost surely, 2^11232236556 is an apocalyptic number.

It is an amenable number.

11232236556 is an abundant number, since it is smaller than the sum of its proper divisors (17341220356).

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

11232236556 is a wasteful number, since it uses less digits than its factorization.

11232236556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1987470 (or 1987465 counting only the distinct ones).

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

Adding to 11232236556 its reverse (65563223211), we get a palindrome (76795459767).

The spelling of 11232236556 in words is "eleven billion, two hundred thirty-two million, two hundred thirty-six thousand, five hundred fifty-six".