323144310340 has 24 divisors (see below), whose sum is σ = 678667211712. Its totient is φ = 129245503200.

The previous prime is 323144310319. The next prime is 323144310353. The reversal of 323144310340 is 43013441323.

It is a super-2 number, since 2×323144310340² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 323144310299 and 323144310308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545464 + ... + 971503.

It is an arithmetic number, because the mean of its divisors is an integer number (28277800488).

Almost surely, 2^323144310340 is an apocalyptic number.

It is an amenable number.

323144310340 is an abundant number, since it is smaller than the sum of its proper divisors (355522901372).

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

323144310340 is a wasteful number, since it uses less digits than its factorization.

323144310340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527627 (or 1527625 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 323144310340 its reverse (43013441323), we get a palindrome (366157751663).

The spelling of 323144310340 in words is "three hundred twenty-three billion, one hundred forty-four million, three hundred ten thousand, three hundred forty".