52603244321 has 4 divisors (see below), whose sum is σ = 53194292100. Its totient is φ = 52012196544.

The previous prime is 52603244303. The next prime is 52603244341. The reversal of 52603244321 is 12344230625.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5628750625 + 46974493696 = 75025^2 + 216736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52603244321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52603244341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295523756 + ... + 295523933.

It is an arithmetic number, because the mean of its divisors is an integer number (13298573025).

Almost surely, 2^52603244321 is an apocalyptic number.

It is an amenable number.

52603244321 is a deficient number, since it is larger than the sum of its proper divisors (591047779).

52603244321 is an equidigital number, since it uses as much as digits as its factorization.

52603244321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591047778.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 52603244321 its reverse (12344230625), we get a palindrome (64947474946).

The spelling of 52603244321 in words is "fifty-two billion, six hundred three million, two hundred forty-four thousand, three hundred twenty-one".