320189016 has 64 divisors (see below), whose sum is σ = 968647680. Its totient is φ = 86100480.

The previous prime is 320188991. The next prime is 320189053. The reversal of 320189016 is 610981023.

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 15 ways as a sum of consecutive naturals, for example, 53200 + ... + 58911.

It is an arithmetic number, because the mean of its divisors is an integer number (15135120).

Almost surely, 2^320189016 is an apocalyptic number.

It is an amenable number.

320189016 is an abundant number, since it is smaller than the sum of its proper divisors (648458664).

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

320189016 is a wasteful number, since it uses less digits than its factorization.

320189016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112144 (or 112140 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 320189016 is about 17893.8261978818. The cubic root of 320189016 is about 684.1250241692.

The spelling of 320189016 in words is "three hundred twenty million, one hundred eighty-nine thousand, sixteen".