260485014283121 has 2 divisors, whose sum is σ = 260485014283122. Its totient is φ = 260485014283120.

The previous prime is 260485014283079. The next prime is 260485014283141. The reversal of 260485014283121 is 121382410584062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230366705642896 + 30118308640225 = 15177836^2 + 5488015^2 .

It is a cyclic number.

It is not a de Polignac number, because 260485014283121 - 2¹⁸ = 260485014020977 is a prime.

It is not a weakly prime, because it can be changed into another prime (260485014283141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130242507141560 + 130242507141561.

It is an arithmetic number, because the mean of its divisors is an integer number (130242507141561).

Almost surely, 2^{260485014283121} is an apocalyptic number.

It is an amenable number.

260485014283121 is a deficient number, since it is larger than the sum of its proper divisors (1).

260485014283121 is an equidigital number, since it uses as much as digits as its factorization.

260485014283121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 737280, while the sum is 47.

The spelling of 260485014283121 in words is "two hundred sixty trillion, four hundred eighty-five billion, fourteen million, two hundred eighty-three thousand, one hundred twenty-one".