260275205232005 has 4 divisors (see below), whose sum is σ = 312330246278412. Its totient is φ = 208220164185600.

The previous prime is 260275205231981. The next prime is 260275205232037. The reversal of 260275205232005 is 500232502572062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 153721488011809 + 106553717220196 = 12398447^2 + 10322486^2 .

It is not a de Polignac number, because 260275205232005 - 2⁴⁶ = 189906461054341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26027520523196 + ... + 26027520523205.

It is an arithmetic number, because the mean of its divisors is an integer number (78082561569603).

Almost surely, 2^{260275205232005} is an apocalyptic number.

It is an amenable number.

260275205232005 is a deficient number, since it is larger than the sum of its proper divisors (52055041046407).

260275205232005 is an equidigital number, since it uses as much as digits as its factorization.

260275205232005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52055041046406.

The product of its (nonzero) digits is 504000, while the sum is 41.

The spelling of 260275205232005 in words is "two hundred sixty trillion, two hundred seventy-five billion, two hundred five million, two hundred thirty-two thousand, five".