260520964 has 12 divisors (see below), whose sum is σ = 497358288. Its totient is φ = 118418600.

The previous prime is 260520947. The next prime is 260520973. The reversal of 260520964 is 469025062.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2960422 + ... + 2960509.

It is an arithmetic number, because the mean of its divisors is an integer number (41446524).

Almost surely, 2^260520964 is an apocalyptic number.

It is an amenable number.

260520964 is a deficient number, since it is larger than the sum of its proper divisors (236837324).

260520964 is a wasteful number, since it uses less digits than its factorization.

260520964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5920946 (or 5920944 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 260520964 is about 16140.6618203839. The cubic root of 260520964 is about 638.6764345816.

The spelling of 260520964 in words is "two hundred sixty million, five hundred twenty thousand, nine hundred sixty-four".