52665323141 has 2 divisors, whose sum is σ = 52665323142. Its totient is φ = 52665323140.

The previous prime is 52665323101. The next prime is 52665323189. The reversal of 52665323141 is 14132356625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31445574241 + 21219748900 = 177329^2 + 145670^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52665323141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52665323095 and 52665323104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52665323101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26332661570 + 26332661571.

It is an arithmetic number, because the mean of its divisors is an integer number (26332661571).

Almost surely, 2^52665323141 is an apocalyptic number.

It is an amenable number.

52665323141 is a deficient number, since it is larger than the sum of its proper divisors (1).

52665323141 is an equidigital number, since it uses as much as digits as its factorization.

52665323141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 38.

Adding to 52665323141 its reverse (14132356625), we get a palindrome (66797679766).

The spelling of 52665323141 in words is "fifty-two billion, six hundred sixty-five million, three hundred twenty-three thousand, one hundred forty-one".