323555445020 has 48 divisors (see below), whose sum is σ = 718491707136. Its totient is φ = 122192448000.

The previous prime is 323555445013. The next prime is 323555445137. The reversal of 323555445020 is 20544555323.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6338771 + ... + 6389610.

It is an arithmetic number, because the mean of its divisors is an integer number (14968577232).

Almost surely, 2^323555445020 is an apocalyptic number.

It is an amenable number.

323555445020 is an abundant number, since it is smaller than the sum of its proper divisors (394936262116).

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

323555445020 is a wasteful number, since it uses less digits than its factorization.

323555445020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12728462 (or 12728460 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 323555445020 in words is "three hundred twenty-three billion, five hundred fifty-five million, four hundred forty-five thousand, twenty".