260803065 has 16 divisors (see below), whose sum is σ = 419787648. Its totient is φ = 138260736.

The previous prime is 260803057. The next prime is 260803079. The reversal of 260803065 is 560308062.

It is not a de Polignac number, because 260803065 - 2³ = 260803057 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49552 + ... + 54561.

It is an arithmetic number, because the mean of its divisors is an integer number (26236728).

Almost surely, 2^260803065 is an apocalyptic number.

It is an amenable number.

260803065 is a deficient number, since it is larger than the sum of its proper divisors (158984583).

260803065 is a wasteful number, since it uses less digits than its factorization.

260803065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104288.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 260803065 is about 16149.3982860043. The cubic root of 260803065 is about 638.9068783116.

The spelling of 260803065 in words is "two hundred sixty million, eight hundred three thousand, sixty-five".