323195128023064 has 64 divisors (see below), whose sum is σ = 661927084848000. Its totient is φ = 146718884632320.

The previous prime is 323195128022947. The next prime is 323195128023109. The reversal of 323195128023064 is 460320821591323.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 323195128022999 and 323195128023017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 665193532 + ... + 665679220.

It is an arithmetic number, because the mean of its divisors is an integer number (10342610700750).

Almost surely, 2^{323195128023064} is an apocalyptic number.

It is an amenable number.

323195128023064 is an abundant number, since it is smaller than the sum of its proper divisors (338731956824936).

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

323195128023064 is a wasteful number, since it uses less digits than its factorization.

323195128023064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495368 (or 495364 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 323195128023064 in words is "three hundred twenty-three trillion, one hundred ninety-five billion, one hundred twenty-eight million, twenty-three thousand, sixty-four".