166170960 has 160 divisors (see below), whose sum is σ = 602640000. Its totient is φ = 41969664.

The previous prime is 166170931. The next prime is 166170997. The reversal of 166170960 is 69071661.

It is a super-2 number, since 2×166170960² = 55225575894643200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 39016 + ... + 43064.

It is an arithmetic number, because the mean of its divisors is an integer number (3766500).

Almost surely, 2^166170960 is an apocalyptic number.

166170960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166170960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301320000).

166170960 is an abundant number, since it is smaller than the sum of its proper divisors (436469040).

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

166170960 is a wasteful number, since it uses less digits than its factorization.

166170960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4090 (or 4078 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 166170960 is about 12890.7315541051. The cubic root of 166170960 is about 549.7750705592.

The spelling of 166170960 in words is "one hundred sixty-six million, one hundred seventy thousand, nine hundred sixty".