323960221812 has 48 divisors (see below), whose sum is σ = 801362056320. Its totient is φ = 101508897792.

The previous prime is 323960221789. The next prime is 323960221859. The reversal of 323960221812 is 218122069323.

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, 816448 + ... + 1146519.

It is an arithmetic number, because the mean of its divisors is an integer number (16695042840).

Almost surely, 2^323960221812 is an apocalyptic number.

It is an amenable number.

323960221812 is an abundant number, since it is smaller than the sum of its proper divisors (477401834508).

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

323960221812 is a wasteful number, since it uses less digits than its factorization.

323960221812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963800 (or 1963798 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 323960221812 in words is "three hundred twenty-three billion, nine hundred sixty million, two hundred twenty-one thousand, eight hundred twelve".