324313320553 has 2 divisors, whose sum is σ = 324313320554. Its totient is φ = 324313320552.

The previous prime is 324313320509. The next prime is 324313320577. The reversal of 324313320553 is 355023313423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277783810704 + 46529509849 = 527052^2 + 215707^2 .

It is a cyclic number.

It is not a de Polignac number, because 324313320553 - 2³⁷ = 186874367081 is a prime.

It is a super-2 number, since 2×324313320553² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (324313320503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162156660276 + 162156660277.

It is an arithmetic number, because the mean of its divisors is an integer number (162156660277).

Almost surely, 2^324313320553 is an apocalyptic number.

It is an amenable number.

324313320553 is a deficient number, since it is larger than the sum of its proper divisors (1).

324313320553 is an equidigital number, since it uses as much as digits as its factorization.

324313320553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 34.

Adding to 324313320553 its reverse (355023313423), we get a palindrome (679336633976).

The spelling of 324313320553 in words is "three hundred twenty-four billion, three hundred thirteen million, three hundred twenty thousand, five hundred fifty-three".