324325326521 has 12 divisors (see below), whose sum is σ = 383879550912. Its totient is φ = 268407161904.

The previous prime is 324325326487. The next prime is 324325326557. The reversal of 324325326521 is 125623523423.

It is not a de Polignac number, because 324325326521 - 2¹⁸ = 324325064377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324325326121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27540005 + ... + 27551778.

It is an arithmetic number, because the mean of its divisors is an integer number (31989962576).

Almost surely, 2^324325326521 is an apocalyptic number.

It is an amenable number.

324325326521 is a deficient number, since it is larger than the sum of its proper divisors (59554224391).

324325326521 is an equidigital number, since it uses as much as digits as its factorization.

324325326521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55091848 (or 55091819 counting only the distinct ones).

The product of its digits is 259200, while the sum is 38.

Adding to 324325326521 its reverse (125623523423), we get a palindrome (449948849944).

The spelling of 324325326521 in words is "three hundred twenty-four billion, three hundred twenty-five million, three hundred twenty-six thousand, five hundred twenty-one".