320450245944 has 16 divisors (see below), whose sum is σ = 801125614920. Its totient is φ = 106816748640.

The previous prime is 320450245919. The next prime is 320450245991. The reversal of 320450245944 is 449542054023.

It is a super-2 number, since 2×320450245944² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320450245896 and 320450245905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6676046767 + ... + 6676046814.

Almost surely, 2^320450245944 is an apocalyptic number.

It is an amenable number.

320450245944 is an abundant number, since it is smaller than the sum of its proper divisors (480675368976).

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

320450245944 is a wasteful number, since it uses less digits than its factorization.

320450245944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13352093590 (or 13352093586 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 320450245944 its reverse (449542054023), we get a palindrome (769992299967).

The spelling of 320450245944 in words is "three hundred twenty billion, four hundred fifty million, two hundred forty-five thousand, nine hundred forty-four".