166204007184 has 160 divisors (see below), whose sum is σ = 442828800000. Its totient is φ = 53689692672.

The previous prime is 166204007183. The next prime is 166204007201. The reversal of 166204007184 is 481700402661.

It is not an unprimeable number, because it can be changed into a prime (166204007183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107296842 + ... + 107298390.

It is an arithmetic number, because the mean of its divisors is an integer number (2767680000).

Almost surely, 2^166204007184 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166204007184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221414400000).

166204007184 is an abundant number, since it is smaller than the sum of its proper divisors (276624792816).

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

166204007184 is a wasteful number, since it uses less digits than its factorization.

166204007184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045 (or 2039 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 166204007184 in words is "one hundred sixty-six billion, two hundred four million, seven thousand, one hundred eighty-four".