320363010561617 has 4 divisors (see below), whose sum is σ = 320363100084720. Its totient is φ = 320362921038516.

The previous prime is 320363010561613. The next prime is 320363010561691. The reversal of 320363010561617 is 716165010363023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320363010561617 - 2² = 320363010561613 is a prime.

It is a super-2 number, since 2×320363010561617² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320363010561613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39160067 + ... + 46628712.

It is an arithmetic number, because the mean of its divisors is an integer number (80090775021180).

Almost surely, 2^{320363010561617} is an apocalyptic number.

It is an amenable number.

320363010561617 is a deficient number, since it is larger than the sum of its proper divisors (89523103).

320363010561617 is an equidigital number, since it uses as much as digits as its factorization.

320363010561617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89523102.

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 320363010561617 in words is "three hundred twenty trillion, three hundred sixty-three billion, ten million, five hundred sixty-one thousand, six hundred seventeen".