326166160 has 80 divisors (see below), whose sum is σ = 812001600. Its totient is φ = 121471488.

The previous prime is 326166157. The next prime is 326166167. The reversal of 326166160 is 61661623.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (326166167) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 87862 + ... + 91498.

It is an arithmetic number, because the mean of its divisors is an integer number (10150020).

Almost surely, 2^326166160 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 326166160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406000800).

326166160 is an abundant number, since it is smaller than the sum of its proper divisors (485835440).

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

326166160 is a wasteful number, since it uses less digits than its factorization.

326166160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728 (or 3722 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 326166160 is about 18060.0708747225. The cubic root of 326166160 is about 688.3557854239.

The spelling of 326166160 in words is "three hundred twenty-six million, one hundred sixty-six thousand, one hundred sixty".