11533133344 has 24 divisors (see below), whose sum is σ = 23016900060. Its totient is φ = 5687571456.

The previous prime is 11533133333. The next prime is 11533133357. The reversal of 11533133344 is 44333133511.

11533133344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10522656400 + 1010476944 = 102580^2 + 31788^2 .

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 3 ways as a sum of consecutive naturals, for example, 2466229 + ... + 2470900.

Almost surely, 2^11533133344 is an apocalyptic number.

It is an amenable number.

11533133344 is a deficient number, since it is larger than the sum of its proper divisors (11483766716).

11533133344 is an equidigital number, since it uses as much as digits as its factorization.

11533133344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937212 (or 4937204 counting only the distinct ones).

The product of its digits is 19440, while the sum is 31.

Adding to 11533133344 its reverse (44333133511), we get a palindrome (55866266855).

The spelling of 11533133344 in words is "eleven billion, five hundred thirty-three million, one hundred thirty-three thousand, three hundred forty-four".