260066166 has 16 divisors (see below), whose sum is σ = 521776944. Its totient is φ = 86414624.

The previous prime is 260066143. The next prime is 260066197. The reversal of 260066166 is 661660062.

260066166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 66465 + ... + 70268.

It is an arithmetic number, because the mean of its divisors is an integer number (32611059).

Almost surely, 2^260066166 is an apocalyptic number.

260066166 is an abundant number, since it is smaller than the sum of its proper divisors (261710778).

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

260066166 is a wasteful number, since it uses less digits than its factorization.

260066166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137055.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 260066166 is about 16126.5670866431. The cubic root of 260066166 is about 638.3045669323.

The spelling of 260066166 in words is "two hundred sixty million, sixty-six thousand, one hundred sixty-six".