320064324504441 has 16 divisors (see below), whose sum is σ = 465564970660608. Its totient is φ = 193971352533200.

The previous prime is 320064324504439. The next prime is 320064324504521. The reversal of 320064324504441 is 144405423460023.

It is not a de Polignac number, because 320064324504441 - 2¹ = 320064324504439 is a prime.

It is a super-2 number, since 2×320064324504441² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320064324504393 and 320064324504402.

It is not an unprimeable number, because it can be changed into a prime (320064324504401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174723891 + ... + 176546216.

It is an arithmetic number, because the mean of its divisors is an integer number (29097810666288).

Almost surely, 2^{320064324504441} is an apocalyptic number.

It is an amenable number.

320064324504441 is a deficient number, since it is larger than the sum of its proper divisors (145500646156167).

320064324504441 is a wasteful number, since it uses less digits than its factorization.

320064324504441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351297732.

The product of its (nonzero) digits is 1105920, while the sum is 42.

Adding to 320064324504441 its reverse (144405423460023), we get a palindrome (464469747964464).

The spelling of 320064324504441 in words is "three hundred twenty trillion, sixty-four billion, three hundred twenty-four million, five hundred four thousand, four hundred forty-one".