260764962565 has 32 divisors (see below), whose sum is σ = 339818789376. Its totient is φ = 191328506880.

The previous prime is 260764962499. The next prime is 260764962607. The reversal of 260764962565 is 565269467062.

It is not a de Polignac number, because 260764962565 - 2²⁹ = 260228091653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1492539 + ... + 1658071.

It is an arithmetic number, because the mean of its divisors is an integer number (10619337168).

Almost surely, 2^260764962565 is an apocalyptic number.

It is an amenable number.

260764962565 is a deficient number, since it is larger than the sum of its proper divisors (79053826811).

260764962565 is a wasteful number, since it uses less digits than its factorization.

260764962565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166029.

The product of its (nonzero) digits is 32659200, while the sum is 58.

The spelling of 260764962565 in words is "two hundred sixty billion, seven hundred sixty-four million, nine hundred sixty-two thousand, five hundred sixty-five".