322563794809 has 3 divisors (see below), whose sum is σ = 322564362757. Its totient is φ = 322563226862.

The previous prime is 322563794801. The next prime is 322563794821. The reversal of 322563794809 is 908497365223.

The square root of 322563794809 is 567947.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 322563794809 - 2³ = 322563794801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322563794801) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 283974 + ... + 851920.

Almost surely, 2^322563794809 is an apocalyptic number.

322563794809 is the 567947-th square number.

322563794809 is the 283974-th centered octagonal number.

It is an amenable number.

322563794809 is a deficient number, since it is larger than the sum of its proper divisors (567948).

322563794809 is an frugal number, since it uses more digits than its factorization.

322563794809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135894 (or 567947 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 58.

The spelling of 322563794809 in words is "three hundred twenty-two billion, five hundred sixty-three million, seven hundred ninety-four thousand, eight hundred nine".