323540066144 has 48 divisors (see below), whose sum is σ = 654305653008. Its totient is φ = 157368817152.

The previous prime is 323540066123. The next prime is 323540066147. The reversal of 323540066144 is 441660045323.

It is a junction number, because it is equal to n+sod(n) for n = 323540066098 and 323540066107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323540066147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7286699 + ... + 7330965.

It is an arithmetic number, because the mean of its divisors is an integer number (13631367771).

Almost surely, 2^323540066144 is an apocalyptic number.

It is an amenable number.

323540066144 is an abundant number, since it is smaller than the sum of its proper divisors (330765586864).

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

323540066144 is a wasteful number, since it uses less digits than its factorization.

323540066144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50487 (or 50479 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 323540066144 in words is "three hundred twenty-three billion, five hundred forty million, sixty-six thousand, one hundred forty-four".