13331044553 has 8 divisors (see below), whose sum is σ = 13546347528. Its totient is φ = 13117330944.

The previous prime is 13331044523. The next prime is 13331044567. The reversal of 13331044553 is 35544013331.

13331044553 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 4 ways, for example, as 3503692864 + 9827351689 = 59192^2 + 99133^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13331044553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13331044523) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 380426 + ... + 413987.

It is an arithmetic number, because the mean of its divisors is an integer number (1693293441).

Almost surely, 2^13331044553 is an apocalyptic number.

It is an amenable number.

13331044553 is a deficient number, since it is larger than the sum of its proper divisors (215302975).

13331044553 is an equidigital number, since it uses as much as digits as its factorization.

13331044553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794683.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 13331044553 its reverse (35544013331), we get a palindrome (48875057884).

The spelling of 13331044553 in words is "thirteen billion, three hundred thirty-one million, forty-four thousand, five hundred fifty-three".