1331323410304 has 128 divisors (see below), whose sum is σ = 2784124133280. Its totient is φ = 633513369600.

The previous prime is 1331323410289. The next prime is 1331323410317. The reversal of 1331323410304 is 4030143231331.

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

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, 39685122 + ... + 39718654.

Almost surely, 2^{1331323410304} 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 1331323410304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392062066640).

1331323410304 is an abundant number, since it is smaller than the sum of its proper divisors (1452800722976).

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

1331323410304 is a wasteful number, since it uses less digits than its factorization.

1331323410304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33768 (or 33756 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 1331323410304 its reverse (4030143231331), we get a palindrome (5361466641635).

The spelling of 1331323410304 in words is "one trillion, three hundred thirty-one billion, three hundred twenty-three million, four hundred ten thousand, three hundred four".