52815710641 has 2 divisors, whose sum is σ = 52815710642. Its totient is φ = 52815710640.

The previous prime is 52815710611. The next prime is 52815710707. The reversal of 52815710641 is 14601751825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52809878416 + 5832225 = 229804^2 + 2415^2 .

It is a cyclic number.

It is not a de Polignac number, because 52815710641 - 2⁵ = 52815710609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52815710594 and 52815710603.

It is not a weakly prime, because it can be changed into another prime (52815710611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26407855320 + 26407855321.

It is an arithmetic number, because the mean of its divisors is an integer number (26407855321).

Almost surely, 2^52815710641 is an apocalyptic number.

It is an amenable number.

52815710641 is a deficient number, since it is larger than the sum of its proper divisors (1).

52815710641 is an equidigital number, since it uses as much as digits as its factorization.

52815710641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 40.

The spelling of 52815710641 in words is "fifty-two billion, eight hundred fifteen million, seven hundred ten thousand, six hundred forty-one".