320445025022135 has 12 divisors (see below), whose sum is σ = 416388920089032. Its totient is φ = 236636326169568.

The previous prime is 320445025022119. The next prime is 320445025022137. The reversal of 320445025022135 is 531220520544023.

It is not a de Polignac number, because 320445025022135 - 2⁴ = 320445025022119 is a prime.

It is a super-2 number, since 2×320445025022135² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320445025022137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189612439997 + ... + 189612441686.

It is an arithmetic number, because the mean of its divisors is an integer number (34699076674086).

Almost surely, 2^{320445025022135} is an apocalyptic number.

320445025022135 is a deficient number, since it is larger than the sum of its proper divisors (95943895066897).

320445025022135 is a wasteful number, since it uses less digits than its factorization.

320445025022135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379224881714 (or 379224881701 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 320445025022135 its reverse (531220520544023), we get a palindrome (851665545566158).

The spelling of 320445025022135 in words is "three hundred twenty trillion, four hundred forty-five billion, twenty-five million, twenty-two thousand, one hundred thirty-five".