166125576 has 32 divisors (see below), whose sum is σ = 415749600. Its totient is φ = 55317120.

The previous prime is 166125551. The next prime is 166125577. The reversal of 166125576 is 675521661.

It is not an unprimeable number, because it can be changed into a prime (166125577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24031 + ... + 30161.

It is an arithmetic number, because the mean of its divisors is an integer number (12992175).

Almost surely, 2^166125576 is an apocalyptic number.

It is an amenable number.

166125576 is an abundant number, since it is smaller than the sum of its proper divisors (249624024).

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

166125576 is a wasteful number, since it uses less digits than its factorization.

166125576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7269 (or 7265 counting only the distinct ones).

The product of its digits is 75600, while the sum is 39.

The square root of 166125576 is about 12888.9710993547. The cubic root of 166125576 is about 549.7250151551.

The spelling of 166125576 in words is "one hundred sixty-six million, one hundred twenty-five thousand, five hundred seventy-six".