320160634564365 has 96 divisors (see below), whose sum is σ = 661833854562816. Its totient is φ = 139988096709120.

The previous prime is 320160634564333. The next prime is 320160634564367. The reversal of 320160634564365 is 563465436061023.

320160634564365 is a `hidden beast` number, since 3 + 2 + 0 + 16 + 0 + 6 + 3 + 4 + 564 + 3 + 65 = 666.

It is not a de Polignac number, because 320160634564365 - 2⁵ = 320160634564333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320160634564367) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 133137847 + ... + 135521243.

It is an arithmetic number, because the mean of its divisors is an integer number (6894102651696).

Almost surely, 2^{320160634564365} is an apocalyptic number.

320160634564365 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

320160634564365 is an abundant number, since it is smaller than the sum of its proper divisors (341673219998451).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320160634564365 is a wasteful number, since it uses less digits than its factorization.

320160634564365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401979 (or 2401976 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 54.

The spelling of 320160634564365 in words is "three hundred twenty trillion, one hundred sixty billion, six hundred thirty-four million, five hundred sixty-four thousand, three hundred sixty-five".