260455686 has 32 divisors (see below), whose sum is σ = 549225600. Its totient is φ = 82114560.

The previous prime is 260455649. The next prime is 260455697. The reversal of 260455686 is 686554062.

260455686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86181 + ... + 89151.

It is an arithmetic number, because the mean of its divisors is an integer number (17163300).

Almost surely, 2^260455686 is an apocalyptic number.

260455686 is an abundant number, since it is smaller than the sum of its proper divisors (288769914).

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

260455686 is a wasteful number, since it uses less digits than its factorization.

260455686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3764.

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 260455686 is about 16138.6395337401. The cubic root of 260455686 is about 638.6230863439.

The spelling of 260455686 in words is "two hundred sixty million, four hundred fifty-five thousand, six hundred eighty-six".