1323041303424 has 128 divisors (see below), whose sum is σ = 3527599236480. Its totient is φ = 439350220800.

The previous prime is 1323041303407. The next prime is 1323041303483. The reversal of 1323041303424 is 4243031403231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 1323041303391 and 1323041303400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326594199 + ... + 326598249.

It is an arithmetic number, because the mean of its divisors is an integer number (27559369035).

Almost surely, 2^{1323041303424} 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 1323041303424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1763799618240).

1323041303424 is an abundant number, since it is smaller than the sum of its proper divisors (2204557933056).

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

1323041303424 is a wasteful number, since it uses less digits than its factorization.

1323041303424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7068 (or 7056 counting only the distinct ones).

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

Adding to 1323041303424 its reverse (4243031403231), we get a palindrome (5566072706655).

The spelling of 1323041303424 in words is "one trillion, three hundred twenty-three billion, forty-one million, three hundred three thousand, four hundred twenty-four".