13311233332432 has 80 divisors (see below), whose sum is σ = 29607663595392. Its totient is φ = 5679118056960.

The previous prime is 13311233332427. The next prime is 13311233332447. The reversal of 13311233332432 is 23423333211331.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 346077682 + ... + 346116142.

Almost surely, 2^{13311233332432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13311233332432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14803831797696).

13311233332432 is an abundant number, since it is smaller than the sum of its proper divisors (16296430262960).

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

13311233332432 is a wasteful number, since it uses less digits than its factorization.

13311233332432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52316 (or 52310 counting only the distinct ones).

The product of its digits is 69984, while the sum is 34.

Adding to 13311233332432 its reverse (23423333211331), we get a palindrome (36734566543763).

The spelling of 13311233332432 in words is "thirteen trillion, three hundred eleven billion, two hundred thirty-three million, three hundred thirty-two thousand, four hundred thirty-two".