323903237968 has 20 divisors (see below), whose sum is σ = 633116177748. Its totient is φ = 160518417920.

The previous prime is 323903237953. The next prime is 323903237969. The reversal of 323903237968 is 869732309323.

It can be written as a sum of positive squares in 2 ways, for example, as 140229278784 + 183673959184 = 374472^2 + 428572^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323903237969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89573203 + ... + 89576818.

Almost surely, 2^323903237968 is an apocalyptic number.

It is an amenable number.

323903237968 is a deficient number, since it is larger than the sum of its proper divisors (309212939780).

323903237968 is a wasteful number, since it uses less digits than its factorization.

323903237968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179150142 (or 179150136 counting only the distinct ones).

The product of its (nonzero) digits is 8817984, while the sum is 55.

The spelling of 323903237968 in words is "three hundred twenty-three billion, nine hundred three million, two hundred thirty-seven thousand, nine hundred sixty-eight".