323145360512 has 64 divisors (see below), whose sum is σ = 709409722560. Its totient is φ = 145675514880.

The previous prime is 323145360451. The next prime is 323145360521. The reversal of 323145360512 is 215063541323.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2186564 + ... + 2329667.

It is an arithmetic number, because the mean of its divisors is an integer number (11084526915).

Almost surely, 2^323145360512 is an apocalyptic number.

323145360512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

323145360512 is an abundant number, since it is smaller than the sum of its proper divisors (386264362048).

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

323145360512 is a wasteful number, since it uses less digits than its factorization.

323145360512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516301 (or 4516289 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 323145360512 in words is "three hundred twenty-three billion, one hundred forty-five million, three hundred sixty thousand, five hundred twelve".