260448668 has 6 divisors (see below), whose sum is σ = 455785176. Its totient is φ = 130224332.

The previous prime is 260448649. The next prime is 260448697. The reversal of 260448668 is 866844062.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 32556080 + ... + 32556087.

It is an arithmetic number, because the mean of its divisors is an integer number (75964196).

Almost surely, 2^260448668 is an apocalyptic number.

It is an amenable number.

260448668 is a deficient number, since it is larger than the sum of its proper divisors (195336508).

260448668 is a wasteful number, since it uses less digits than its factorization.

260448668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65112171 (or 65112169 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 44.

The square root of 260448668 is about 16138.4221037870. The cubic root of 260448668 is about 638.6173503751.

The spelling of 260448668 in words is "two hundred sixty million, four hundred forty-eight thousand, six hundred sixty-eight".