260411135370569 has 2 divisors, whose sum is σ = 260411135370570. Its totient is φ = 260411135370568.

The previous prime is 260411135370521. The next prime is 260411135370577. The reversal of 260411135370569 is 965073531114062.

It is a happy number.

260411135370569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259779447405625 + 631687964944 = 16117675^2 + 794788^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260411135370569 is a prime.

It is a super-2 number, since 2×260411135370569² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 260411135370569.

It is not a weakly prime, because it can be changed into another prime (260411135376569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130205567685284 + 130205567685285.

It is an arithmetic number, because the mean of its divisors is an integer number (130205567685285).

Almost surely, 2^{260411135370569} is an apocalyptic number.

It is an amenable number.

260411135370569 is a deficient number, since it is larger than the sum of its proper divisors (1).

260411135370569 is an equidigital number, since it uses as much as digits as its factorization.

260411135370569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 260411135370569 in words is "two hundred sixty trillion, four hundred eleven billion, one hundred thirty-five million, three hundred seventy thousand, five hundred sixty-nine".