166106152 has 8 divisors (see below), whose sum is σ = 311449050. Its totient is φ = 83053072.

The previous prime is 166106147. The next prime is 166106159. The reversal of 166106152 is 251601661.

It can be written as a sum of positive squares in only one way, i.e., 144817156 + 21288996 = 12034^2 + 4614^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 166106152.

It is not an unprimeable number, because it can be changed into a prime (166106159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10381627 + ... + 10381642.

Almost surely, 2^166106152 is an apocalyptic number.

It is an amenable number.

166106152 is a deficient number, since it is larger than the sum of its proper divisors (145342898).

166106152 is a wasteful number, since it uses less digits than its factorization.

166106152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20763275 (or 20763271 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 166106152 is about 12888.2175648924. The cubic root of 166106152 is about 549.7035890446.

The spelling of 166106152 in words is "one hundred sixty-six million, one hundred six thousand, one hundred fifty-two".