3215323404304 has 80 divisors (see below), whose sum is σ = 6880438730880. Its totient is φ = 1443443328000.

The previous prime is 3215323404283. The next prime is 3215323404379. The reversal of 3215323404304 is 4034043235123.

It is a self number, because there is not a number n which added to its sum of digits gives 3215323404304.

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, 5696764 + ... + 6235684.

It is an arithmetic number, because the mean of its divisors is an integer number (86005484136).

Almost surely, 2^{3215323404304} 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 3215323404304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3440219365440).

3215323404304 is an abundant number, since it is smaller than the sum of its proper divisors (3665115326576).

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

3215323404304 is a wasteful number, since it uses less digits than its factorization.

3215323404304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539360 (or 539354 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 3215323404304 its reverse (4034043235123), we get a palindrome (7249366639427).

The spelling of 3215323404304 in words is "three trillion, two hundred fifteen billion, three hundred twenty-three million, four hundred four thousand, three hundred four".