166959360 has 144 divisors (see below), whose sum is σ = 592596480. Its totient is φ = 44513280.

The previous prime is 166959343. The next prime is 166959361. The reversal of 166959360 is 63959661.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (166959361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32145 + ... + 36975.

Almost surely, 2^166959360 is an apocalyptic number.

166959360 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 166959360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296298240).

166959360 is an abundant number, since it is smaller than the sum of its proper divisors (425637120).

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

166959360 is an equidigital number, since it uses as much as digits as its factorization.

166959360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4861 (or 4841 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 166959360 is about 12921.2754788372. The cubic root of 166959360 is about 550.6431704478.

The spelling of 166959360 in words is "one hundred sixty-six million, nine hundred fifty-nine thousand, three hundred sixty".