323828259520 has 56 divisors (see below), whose sum is σ = 771216902064. Its totient is φ = 129514361856.

The previous prime is 323828259511. The next prime is 323828259527. The reversal of 323828259520 is 25952828323.

It is a happy number.

It is a super-3 number, since 3×323828259520³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (323828259527) 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, 2544934 + ... + 2669146.

It is an arithmetic number, because the mean of its divisors is an integer number (13771730394).

Almost surely, 2^323828259520 is an apocalyptic number.

It is an amenable number.

323828259520 is an abundant number, since it is smaller than the sum of its proper divisors (447388642544).

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

323828259520 is a wasteful number, since it uses less digits than its factorization.

323828259520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132377 (or 132367 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 323828259520 in words is "three hundred twenty-three billion, eight hundred twenty-eight million, two hundred fifty-nine thousand, five hundred twenty".