323994029512 has 8 divisors (see below), whose sum is σ = 607488805350. Its totient is φ = 161997014752.

The previous prime is 323994029407. The next prime is 323994029519. The reversal of 323994029512 is 215920499323.

It can be written as a sum of positive squares in only one way, i.e., 201750095556 + 122243933956 = 449166^2 + 349634^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (323994029519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20249626837 + ... + 20249626852.

Almost surely, 2^323994029512 is an apocalyptic number.

It is an amenable number.

323994029512 is a deficient number, since it is larger than the sum of its proper divisors (283494775838).

323994029512 is a wasteful number, since it uses less digits than its factorization.

323994029512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40499253695 (or 40499253691 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 49.

The spelling of 323994029512 in words is "three hundred twenty-three billion, nine hundred ninety-four million, twenty-nine thousand, five hundred twelve".