166141500 has 96 divisors (see below), whose sum is σ = 552953856. Its totient is φ = 37972800.

The previous prime is 166141483. The next prime is 166141501. The reversal of 166141500 is 5141661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166141501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2589 + ... + 18411.

It is an arithmetic number, because the mean of its divisors is an integer number (5759936).

Almost surely, 2^166141500 is an apocalyptic number.

166141500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166141500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276476928).

166141500 is an abundant number, since it is smaller than the sum of its proper divisors (386812356).

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

166141500 is a wasteful number, since it uses less digits than its factorization.

166141500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15852 (or 15840 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 166141500 is about 12889.5888219912. The cubic root of 166141500 is about 549.7425792607.

The spelling of 166141500 in words is "one hundred sixty-six million, one hundred forty-one thousand, five hundred".