320235253063 has 16 divisors (see below), whose sum is σ = 356137399296. Its totient is φ = 285515957440.

The previous prime is 320235253061. The next prime is 320235253069. The reversal of 320235253063 is 360352532023.

It is a cyclic number.

It is not a de Polignac number, because 320235253063 - 2¹ = 320235253061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320235253061) 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, 1155031 + ... + 1405192.

It is an arithmetic number, because the mean of its divisors is an integer number (22258587456).

Almost surely, 2^320235253063 is an apocalyptic number.

320235253063 is a deficient number, since it is larger than the sum of its proper divisors (35902146233).

320235253063 is a wasteful number, since it uses less digits than its factorization.

320235253063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560454.

The product of its (nonzero) digits is 97200, while the sum is 34.

Adding to 320235253063 its reverse (360352532023), we get a palindrome (680587785086).

The spelling of 320235253063 in words is "three hundred twenty billion, two hundred thirty-five million, two hundred fifty-three thousand, sixty-three".