1004324101326 has 128 divisors (see below), whose sum is σ = 2750508149760. Its totient is φ = 264525803136.

The previous prime is 1004324101309. The next prime is 1004324101357. The reversal of 1004324101326 is 6231014234001.

It is a happy number.

1004324101326 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 324 + 10 + 1 + 326 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1004324101326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3584905 + ... + 3854891.

It is an arithmetic number, because the mean of its divisors is an integer number (21488344920).

Almost surely, 2^{1004324101326} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004324101326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1375254074880).

1004324101326 is an abundant number, since it is smaller than the sum of its proper divisors (1746184048434).

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

1004324101326 is a wasteful number, since it uses less digits than its factorization.

1004324101326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270775 (or 270769 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1004324101326 its reverse (6231014234001), we get a palindrome (7235338335327).

The spelling of 1004324101326 in words is "one trillion, four billion, three hundred twenty-four million, one hundred one thousand, three hundred twenty-six".