166656032 has 48 divisors (see below), whose sum is σ = 351685152. Its totient is φ = 77460480.

The previous prime is 166656023. The next prime is 166656037. The reversal of 166656032 is 230656661.

166656032 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 166655983 and 166656001.

It is not an unprimeable number, because it can be changed into a prime (166656037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43307 + ... + 46997.

It is an arithmetic number, because the mean of its divisors is an integer number (7326774).

Almost surely, 2^166656032 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 166656032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175842576).

166656032 is an abundant number, since it is smaller than the sum of its proper divisors (185029120).

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

166656032 is a wasteful number, since it uses less digits than its factorization.

166656032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801 (or 3793 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 166656032 is about 12909.5326019186. The cubic root of 166656032 is about 550.3095029349.

The spelling of 166656032 in words is "one hundred sixty-six million, six hundred fifty-six thousand, thirty-two".