166086960 has 80 divisors (see below), whose sum is σ = 554485344. Its totient is φ = 40882176.

The previous prime is 166086953. The next prime is 166086971. The reversal of 166086960 is 69680661.

166086960 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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, 23497 + ... + 29736.

Almost surely, 2^166086960 is an apocalyptic number.

166086960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166086960 is an abundant number, since it is smaller than the sum of its proper divisors (388398384).

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

166086960 is a wasteful number, since it uses less digits than its factorization.

166086960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53262 (or 53256 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 166086960 is about 12887.4729873626. The cubic root of 166086960 is about 549.6824172066.

The spelling of 166086960 in words is "one hundred sixty-six million, eighty-six thousand, nine hundred sixty".