52660230016321 has 4 divisors (see below), whose sum is σ = 52660454271700. Its totient is φ = 52660005760944.

The previous prime is 52660230016309. The next prime is 52660230016343. The reversal of 52660230016321 is 12361003206625.

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 35770686339600 + 16889543676721 = 5980860^2 + 4109689^2 .

It is a cyclic number.

It is not a de Polignac number, because 52660230016321 - 2⁷ = 52660230016193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52660230016351) 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, 111775086 + ... + 112245223.

It is an arithmetic number, because the mean of its divisors is an integer number (13165113567925).

Almost surely, 2^{52660230016321} is an apocalyptic number.

It is an amenable number.

52660230016321 is a deficient number, since it is larger than the sum of its proper divisors (224255379).

52660230016321 is a wasteful number, since it uses less digits than its factorization.

52660230016321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224255378.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 52660230016321 in words is "fifty-two trillion, six hundred sixty billion, two hundred thirty million, sixteen thousand, three hundred twenty-one".