530325331521 has 4 divisors (see below), whose sum is σ = 707100442032. Its totient is φ = 353550221012.

The previous prime is 530325331517. The next prime is 530325331531. The reversal of 530325331521 is 125133523035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 530325331521 - 2² = 530325331517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (530325331531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88387555251 + ... + 88387555256.

It is an arithmetic number, because the mean of its divisors is an integer number (176775110508).

Almost surely, 2^530325331521 is an apocalyptic number.

It is an amenable number.

530325331521 is a deficient number, since it is larger than the sum of its proper divisors (176775110511).

530325331521 is a wasteful number, since it uses less digits than its factorization.

530325331521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176775110510.

The product of its (nonzero) digits is 40500, while the sum is 33.

Adding to 530325331521 its reverse (125133523035), we get a palindrome (655458854556).

The spelling of 530325331521 in words is "five hundred thirty billion, three hundred twenty-five million, three hundred thirty-one thousand, five hundred twenty-one".