321304434332 has 48 divisors (see below), whose sum is σ = 663408549888. Its totient is φ = 133245768960.

The previous prime is 321304434313. The next prime is 321304434343. The reversal of 321304434332 is 233434403123.

It is a congruent number.

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, 13639268 + ... + 13662804.

It is an arithmetic number, because the mean of its divisors is an integer number (13821011456).

Almost surely, 2^321304434332 is an apocalyptic number.

It is an amenable number.

321304434332 is an abundant number, since it is smaller than the sum of its proper divisors (342104115556).

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

321304434332 is a wasteful number, since it uses less digits than its factorization.

321304434332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39306 (or 39304 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 321304434332 its reverse (233434403123), we get a palindrome (554738837455).

The spelling of 321304434332 in words is "three hundred twenty-one billion, three hundred four million, four hundred thirty-four thousand, three hundred thirty-two".