320673599274 has 64 divisors (see below), whose sum is σ = 756847042560. Its totient is φ = 88638010560.

The previous prime is 320673599273. The next prime is 320673599329. The reversal of 320673599274 is 472995376023.

It is not an unprimeable number, because it can be changed into a prime (320673599273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4355137 + ... + 4428155.

It is an arithmetic number, because the mean of its divisors is an integer number (11825735040).

Almost surely, 2^320673599274 is an apocalyptic number.

320673599274 is an abundant number, since it is smaller than the sum of its proper divisors (436173443286).

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

320673599274 is a wasteful number, since it uses less digits than its factorization.

320673599274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76435.

The product of its (nonzero) digits is 17146080, while the sum is 57.

The spelling of 320673599274 in words is "three hundred twenty billion, six hundred seventy-three million, five hundred ninety-nine thousand, two hundred seventy-four".