324435525389 has 2 divisors, whose sum is σ = 324435525390. Its totient is φ = 324435525388.

The previous prime is 324435525383. The next prime is 324435525391. The reversal of 324435525389 is 983525534423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218969715364 + 105465810025 = 467942^2 + 324755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324435525389 is a prime.

Together with 324435525391, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 324435525389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324435525383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162217762694 + 162217762695.

It is an arithmetic number, because the mean of its divisors is an integer number (162217762695).

Almost surely, 2^324435525389 is an apocalyptic number.

It is an amenable number.

324435525389 is a deficient number, since it is larger than the sum of its proper divisors (1).

324435525389 is an equidigital number, since it uses as much as digits as its factorization.

324435525389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552000, while the sum is 53.

The spelling of 324435525389 in words is "three hundred twenty-four billion, four hundred thirty-five million, five hundred twenty-five thousand, three hundred eighty-nine".