320352435710065 has 16 divisors (see below), whose sum is σ = 419765720993856. Its totient is φ = 232764000884800.

The previous prime is 320352435710053. The next prime is 320352435710101. The reversal of 320352435710065 is 560017534253023.

It is not a de Polignac number, because 320352435710065 - 2¹⁵ = 320352435677297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320352435709997 and 320352435710024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2744800147 + ... + 2744916856.

It is an arithmetic number, because the mean of its divisors is an integer number (26235357562116).

Almost surely, 2^{320352435710065} is an apocalyptic number.

It is an amenable number.

320352435710065 is a deficient number, since it is larger than the sum of its proper divisors (99413285283791).

320352435710065 is a wasteful number, since it uses less digits than its factorization.

320352435710065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5489718080.

The product of its (nonzero) digits is 2268000, while the sum is 46.

Adding to 320352435710065 its reverse (560017534253023), we get a palindrome (880369969963088).

The spelling of 320352435710065 in words is "three hundred twenty trillion, three hundred fifty-two billion, four hundred thirty-five million, seven hundred ten thousand, sixty-five".