13443323012 has 24 divisors (see below), whose sum is σ = 27393944256. Its totient is φ = 5652717408.

The previous prime is 13443322993. The next prime is 13443323021. The reversal of 13443323012 is 21032334431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4527938 + ... + 4530905.

It is an arithmetic number, because the mean of its divisors is an integer number (1141414344).

Almost surely, 2^13443323012 is an apocalyptic number.

It is an amenable number.

13443323012 is an abundant number, since it is smaller than the sum of its proper divisors (13950621244).

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

13443323012 is a wasteful number, since it uses less digits than its factorization.

13443323012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058907 (or 9058905 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 13443323012 its reverse (21032334431), we get a palindrome (34475657443).

The spelling of 13443323012 in words is "thirteen billion, four hundred forty-three million, three hundred twenty-three thousand, twelve".