166000465 has 16 divisors (see below), whose sum is σ = 203269248. Its totient is φ = 130116096.

The previous prime is 166000451. The next prime is 166000477. The reversal of 166000465 is 564000661.

It is a cyclic number.

It is not a de Polignac number, because 166000465 - 2⁵ = 166000433 is a prime.

It is a Duffinian 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, 48294 + ... + 51616.

It is an arithmetic number, because the mean of its divisors is an integer number (12704328).

Almost surely, 2^166000465 is an apocalyptic number.

It is an amenable number.

166000465 is a deficient number, since it is larger than the sum of its proper divisors (37268783).

166000465 is a wasteful number, since it uses less digits than its factorization.

166000465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3528.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 166000465 is about 12884.1167722122. The cubic root of 166000465 is about 549.5869791771.

The spelling of 166000465 in words is "one hundred sixty-six million, four hundred sixty-five", and thus it is an aban number.