260935955281 has 2 divisors, whose sum is σ = 260935955282. Its totient is φ = 260935955280.

The previous prime is 260935955243. The next prime is 260935955341. The reversal of 260935955281 is 182559539062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241331475025 + 19604480256 = 491255^2 + 140016^2 .

It is a cyclic number.

It is not a de Polignac number, because 260935955281 - 2²⁹ = 260399084369 is a prime.

It is a super-2 number, since 2×260935955281² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (266935955281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130467977640 + 130467977641.

It is an arithmetic number, because the mean of its divisors is an integer number (130467977641).

Almost surely, 2^260935955281 is an apocalyptic number.

It is an amenable number.

260935955281 is a deficient number, since it is larger than the sum of its proper divisors (1).

260935955281 is an equidigital number, since it uses as much as digits as its factorization.

260935955281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832000, while the sum is 55.

The spelling of 260935955281 in words is "two hundred sixty billion, nine hundred thirty-five million, nine hundred fifty-five thousand, two hundred eighty-one".