13323134424 has 32 divisors (see below), whose sum is σ = 33416349120. Its totient is φ = 4426576416.

The previous prime is 13323134417. The next prime is 13323134449. The reversal of 13323134424 is 42443132331.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 13323134391 and 13323134400.

It is a congruent number.

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, 896754 + ... + 911489.

It is an arithmetic number, because the mean of its divisors is an integer number (1044260910).

Almost surely, 2^13323134424 is an apocalyptic number.

It is an amenable number.

13323134424 is an abundant number, since it is smaller than the sum of its proper divisors (20093214696).

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

13323134424 is a wasteful number, since it uses less digits than its factorization.

13323134424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808559 (or 1808555 counting only the distinct ones).

The product of its digits is 20736, while the sum is 30.

Adding to 13323134424 its reverse (42443132331), we get a palindrome (55766266755).

The spelling of 13323134424 in words is "thirteen billion, three hundred twenty-three million, one hundred thirty-four thousand, four hundred twenty-four".