260646716 has 24 divisors (see below), whose sum is σ = 499457280. Its totient is φ = 118033200.

The previous prime is 260646709. The next prime is 260646721. The reversal of 260646716 is 617646062.

It is a self number, because there is not a number n which added to its sum of digits gives 260646716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 995 + ... + 22853.

It is an arithmetic number, because the mean of its divisors is an integer number (20810720).

Almost surely, 2^260646716 is an apocalyptic number.

It is an amenable number.

260646716 is a deficient number, since it is larger than the sum of its proper divisors (238810564).

260646716 is a wasteful number, since it uses less digits than its factorization.

260646716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22145 (or 22143 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 260646716 is about 16144.5568536272. The cubic root of 260646716 is about 638.7791798895.

The spelling of 260646716 in words is "two hundred sixty million, six hundred forty-six thousand, seven hundred sixteen".