321304450352 has 10 divisors (see below), whose sum is σ = 622527372588. Its totient is φ = 160652225168.

The previous prime is 321304450321. The next prime is 321304450373. The reversal of 321304450352 is 253054403123.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10040764058 + ... + 10040764089.

Almost surely, 2^321304450352 is an apocalyptic number.

It is an amenable number.

321304450352 is a deficient number, since it is larger than the sum of its proper divisors (301222922236).

321304450352 is a wasteful number, since it uses less digits than its factorization.

321304450352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20081528155 (or 20081528149 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 321304450352 its reverse (253054403123), we get a palindrome (574358853475).

The spelling of 321304450352 in words is "three hundred twenty-one billion, three hundred four million, four hundred fifty thousand, three hundred fifty-two".