320423230668 has 48 divisors (see below), whose sum is σ = 766091581920. Its totient is φ = 104175206400.

The previous prime is 320423230609. The next prime is 320423230733. The reversal of 320423230668 is 866032324023.

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, 1825548 + ... + 1993356.

It is an arithmetic number, because the mean of its divisors is an integer number (15960241290).

Almost surely, 2^320423230668 is an apocalyptic number.

It is an amenable number.

320423230668 is an abundant number, since it is smaller than the sum of its proper divisors (445668351252).

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

320423230668 is a wasteful number, since it uses less digits than its factorization.

320423230668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171738 (or 171736 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 39.

The spelling of 320423230668 in words is "three hundred twenty billion, four hundred twenty-three million, two hundred thirty thousand, six hundred sixty-eight".