260089680 has 40 divisors (see below), whose sum is σ = 806278752. Its totient is φ = 69357184.

The previous prime is 260089667. The next prime is 260089733. The reversal of 260089680 is 86980062.

It is a tau number, because it is divible by the number of its divisors (40).

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, 541614 + ... + 542093.

Almost surely, 2^260089680 is an apocalyptic number.

260089680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260089680 is an abundant number, since it is smaller than the sum of its proper divisors (546189072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260089680 is a wasteful number, since it uses less digits than its factorization.

260089680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083723 (or 1083717 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 260089680 is about 16127.2961155923. The cubic root of 260089680 is about 638.3238038846.

The spelling of 260089680 in words is "two hundred sixty million, eighty-nine thousand, six hundred eighty".