320085550 has 48 divisors (see below), whose sum is σ = 620920080. Its totient is φ = 122697120.

The previous prime is 320085541. The next prime is 320085551. The reversal of 320085550 is 55580023.

320085550 is digitally balanced in base 3, because in such base 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 (320085551) 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 23 ways as a sum of consecutive naturals, for example, 6039324 + ... + 6039376.

It is an arithmetic number, because the mean of its divisors is an integer number (12935835).

Almost surely, 2^320085550 is an apocalyptic number.

320085550 is a deficient number, since it is larger than the sum of its proper divisors (300834530).

320085550 is an frugal number, since it uses more digits than its factorization.

320085550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 320085550 is about 17890.9348553953. The cubic root of 320085550 is about 684.0513267572.

The spelling of 320085550 in words is "three hundred twenty million, eighty-five thousand, five hundred fifty".