323314320144 has 40 divisors (see below), whose sum is σ = 835815786112. Its totient is φ = 107695681920.

The previous prime is 323314320143. The next prime is 323314320151. The reversal of 323314320144 is 441023413323.

It is a happy number.

It is a super-2 number, since 2×323314320144² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (323314320143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2298427 + ... + 2435034.

Almost surely, 2^323314320144 is an apocalyptic number.

It is an amenable number.

323314320144 is an abundant number, since it is smaller than the sum of its proper divisors (512501465968).

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

323314320144 is a wasteful number, since it uses less digits than its factorization.

323314320144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4734895 (or 4734889 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 323314320144 its reverse (441023413323), we get a palindrome (764337733467).

The spelling of 323314320144 in words is "three hundred twenty-three billion, three hundred fourteen million, three hundred twenty thousand, one hundred forty-four".