320884623360 has 960 divisors, whose sum is σ = 1392206175360. Its totient is φ = 69009408000.

The previous prime is 320884623337. The next prime is 320884623361. The reversal of 320884623360 is 63326488023.

320884623360 is a `hidden beast` number, since 3 + 20 + 88 + 462 + 33 + 60 = 666.

It is a tau number, because it is divible by the number of its divisors (960).

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 (320884623361) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 98701735 + ... + 98704985.

It is an arithmetic number, because the mean of its divisors is an integer number (1450214766).

Almost surely, 2^320884623360 is an apocalyptic number.

320884623360 is a gapful number since it is divisible by the number (30) 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 320884623360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (696103087680).

320884623360 is an abundant number, since it is smaller than the sum of its proper divisors (1071321552000).

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

320884623360 is a wasteful number, since it uses less digits than its factorization.

320884623360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314 (or 3285 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 320884623360 in words is "three hundred twenty billion, eight hundred eighty-four million, six hundred twenty-three thousand, three hundred sixty".