1322004443408 has 40 divisors (see below), whose sum is σ = 2941301759520. Its totient is φ = 569284208640.

The previous prime is 1322004443359. The next prime is 1322004443423. The reversal of 1322004443408 is 8043444002231.

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, 197664785 + ... + 197671472.

It is an arithmetic number, because the mean of its divisors is an integer number (73532543988).

Almost surely, 2^{1322004443408} is an apocalyptic number.

It is an amenable number.

1322004443408 is an abundant number, since it is smaller than the sum of its proper divisors (1619297316112).

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

1322004443408 is a wasteful number, since it uses less digits than its factorization.

1322004443408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395336295 (or 395336289 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 1322004443408 its reverse (8043444002231), we get a palindrome (9365448445639).

The spelling of 1322004443408 in words is "one trillion, three hundred twenty-two billion, four million, four hundred forty-three thousand, four hundred eight".