11356566252 has 24 divisors (see below), whose sum is σ = 26796394800. Its totient is φ = 3742987776.

The previous prime is 11356566239. The next prime is 11356566271. The reversal of 11356566252 is 25266565311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5315677 + ... + 5317812.

It is an arithmetic number, because the mean of its divisors is an integer number (1116516450).

Almost surely, 2^11356566252 is an apocalyptic number.

11356566252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11356566252 is an abundant number, since it is smaller than the sum of its proper divisors (15439828548).

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

11356566252 is a wasteful number, since it uses less digits than its factorization.

11356566252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10633585 (or 10633583 counting only the distinct ones).

The product of its digits is 324000, while the sum is 42.

The spelling of 11356566252 in words is "eleven billion, three hundred fifty-six million, five hundred sixty-six thousand, two hundred fifty-two".