260365613693 has 2 divisors, whose sum is σ = 260365613694. Its totient is φ = 260365613692.

The previous prime is 260365613623. The next prime is 260365613713. The reversal of 260365613693 is 396316563062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252588666724 + 7776946969 = 502582^2 + 88187^2 .

It is a cyclic number.

It is not a de Polignac number, because 260365613693 - 2⁸ = 260365613437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260365613623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130182806846 + 130182806847.

It is an arithmetic number, because the mean of its divisors is an integer number (130182806847).

Almost surely, 2^260365613693 is an apocalyptic number.

It is an amenable number.

260365613693 is a deficient number, since it is larger than the sum of its proper divisors (1).

260365613693 is an equidigital number, since it uses as much as digits as its factorization.

260365613693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3149280, while the sum is 50.

The spelling of 260365613693 in words is "two hundred sixty billion, three hundred sixty-five million, six hundred thirteen thousand, six hundred ninety-three".