260265813017 has 4 divisors (see below), whose sum is σ = 297446643456. Its totient is φ = 223084982580.

The previous prime is 260265813013. The next prime is 260265813037. The reversal of 260265813017 is 710318562062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 260265813017 - 2² = 260265813013 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260265813011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18590415209 + ... + 18590415222.

It is an arithmetic number, because the mean of its divisors is an integer number (74361660864).

Almost surely, 2^260265813017 is an apocalyptic number.

It is an amenable number.

260265813017 is a deficient number, since it is larger than the sum of its proper divisors (37180830439).

260265813017 is an equidigital number, since it uses as much as digits as its factorization.

260265813017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37180830438.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 260265813017 in words is "two hundred sixty billion, two hundred sixty-five million, eight hundred thirteen thousand, seventeen".