166043152 has 40 divisors (see below), whose sum is σ = 356218272. Its totient is φ = 74342400.

The previous prime is 166043149. The next prime is 166043173. The reversal of 166043152 is 251340661.

It is a self number, because there is not a number n which added to its sum of digits gives 166043152.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4752 + ... + 18832.

Almost surely, 2^166043152 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 166043152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178109136).

166043152 is an abundant number, since it is smaller than the sum of its proper divisors (190175120).

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

166043152 is a wasteful number, since it uses less digits than its factorization.

166043152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14167 (or 14161 counting only the distinct ones).

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

The square root of 166043152 is about 12885.7732402833. The cubic root of 166043152 is about 549.6340838820.

The spelling of 166043152 in words is "one hundred sixty-six million, forty-three thousand, one hundred fifty-two".