166958288 has 120 divisors (see below), whose sum is σ = 403045632. Its totient is φ = 66646272.

The previous prime is 166958287. The next prime is 166958327. The reversal of 166958288 is 882859661.

166958288 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (166958287) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 847406 + ... + 847602.

Almost surely, 2^166958288 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 166958288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201522816).

166958288 is an abundant number, since it is smaller than the sum of its proper divisors (236087344).

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

166958288 is a wasteful number, since it uses less digits than its factorization.

166958288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 276 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 53.

The square root of 166958288 is about 12921.2339967977. The cubic root of 166958288 is about 550.6419919360.

The spelling of 166958288 in words is "one hundred sixty-six million, nine hundred fifty-eight thousand, two hundred eighty-eight".