166050 has 60 divisors (see below), whose sum is σ = 472626. Its totient is φ = 43200.

The previous prime is 166043. The next prime is 166063. The reversal of 166050 is 50661.

166050 is a `hidden beast` number, since 1 + 660 + 5 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 77841 + 88209 = 279^2 + 297^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 4030 + ... + 4070.

2¹⁶⁶⁰⁵⁰ is an apocalyptic number.

166050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 166050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236313).

166050 is an abundant number, since it is smaller than the sum of its proper divisors (306576).

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

166050 is a wasteful number, since it uses less digits than its factorization.

166050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 166050 is about 407.4923312162. The cubic root of 166050 is about 54.9641639834.

The spelling of 166050 in words is "one hundred sixty-six thousand, fifty".