13443301332 has 18 divisors (see below), whose sum is σ = 33981678458. Its totient is φ = 4481100432.

The previous prime is 13443301331. The next prime is 13443301337. The reversal of 13443301332 is 23310334431.

13443301332 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 only one way, i.e., 8136761616 + 5306539716 = 90204^2 + 72846^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 13443301296 and 13443301305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443301331) 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 5 ways as a sum of consecutive naturals, for example, 186712483 + ... + 186712554.

Almost surely, 2^13443301332 is an apocalyptic number.

13443301332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13443301332 is an abundant number, since it is smaller than the sum of its proper divisors (20538377126).

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

13443301332 is a wasteful number, since it uses less digits than its factorization.

13443301332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373425047 (or 373425042 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 13443301332 its reverse (23310334431), we get a palindrome (36753635763).

The spelling of 13443301332 in words is "thirteen billion, four hundred forty-three million, three hundred one thousand, three hundred thirty-two".