320053336313165 has 48 divisors (see below), whose sum is σ = 506458026789120. Its totient is φ = 191920936394880.

The previous prime is 320053336313159. The next prime is 320053336313189. The reversal of 320053336313165 is 561313633350023.

It is not a de Polignac number, because 320053336313165 - 2⁴ = 320053336313149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2644352741 + ... + 2644473770.

It is an arithmetic number, because the mean of its divisors is an integer number (10551208891440).

Almost surely, 2^{320053336313165} is an apocalyptic number.

320053336313165 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

320053336313165 is a deficient number, since it is larger than the sum of its proper divisors (186404690475955).

320053336313165 is a wasteful number, since it uses less digits than its factorization.

320053336313165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288826562 (or 5288826555 counting only the distinct ones).

The product of its (nonzero) digits is 1312200, while the sum is 44.

Adding to 320053336313165 its reverse (561313633350023), we get a palindrome (881366969663188).

The spelling of 320053336313165 in words is "three hundred twenty trillion, fifty-three billion, three hundred thirty-six million, three hundred thirteen thousand, one hundred sixty-five".