320860200960 has 1344 divisors, whose sum is σ = 1298401767936. Its totient is φ = 72666316800.

The previous prime is 320860200917. The next prime is 320860200967. The reversal of 320860200960 is 69002068023.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (320860200967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4519157725 + ... + 4519157795.

It is an arithmetic number, because the mean of its divisors is an integer number (966072744).

Almost surely, 2^320860200960 is an apocalyptic number.

320860200960 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 320860200960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (649200883968).

320860200960 is an abundant number, since it is smaller than the sum of its proper divisors (977541566976).

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

320860200960 is a wasteful number, since it uses less digits than its factorization.

320860200960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

Adding to 320860200960 its reverse (69002068023), we get a palindrome (389862268983).

The spelling of 320860200960 in words is "three hundred twenty billion, eight hundred sixty million, two hundred thousand, nine hundred sixty".