320322320135 has 8 divisors (see below), whose sum is σ = 386835108576. Its totient is φ = 254625639840.

The previous prime is 320322320113. The next prime is 320322320147. The reversal of 320322320135 is 531023223023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320322320135 - 2¹⁶ = 320322254599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204026171 + ... + 204027740.

It is an arithmetic number, because the mean of its divisors is an integer number (48354388572).

Almost surely, 2^320322320135 is an apocalyptic number.

320322320135 is a deficient number, since it is larger than the sum of its proper divisors (66512788441).

320322320135 is a wasteful number, since it uses less digits than its factorization.

320322320135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408054073.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 320322320135 its reverse (531023223023), we get a palindrome (851345543158).

The spelling of 320322320135 in words is "three hundred twenty billion, three hundred twenty-two million, three hundred twenty thousand, one hundred thirty-five".