320341284169 has 27 divisors (see below), whose sum is σ = 333972279669. Its totient is φ = 307263022560.

The previous prime is 320341284163. The next prime is 320341284217. The reversal of 320341284169 is 961482143023.

The square root of 320341284169 is 565987.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 60967017225 + 259374266944 = 246915^2 + 509288^2 .

It is not a de Polignac number, because 320341284169 - 2¹⁵ = 320341251401 is a prime.

It is a super-2 number, since 2×320341284169² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320341284163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1769841259 + ... + 1769841439.

Almost surely, 2^320341284169 is an apocalyptic number.

320341284169 is the 565987-th square number.

320341284169 is the 282994-th centered octagonal number.

It is an amenable number.

320341284169 is a deficient number, since it is larger than the sum of its proper divisors (13630995500).

320341284169 is an frugal number, since it uses more digits than its factorization.

320341284169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 320341284169 in words is "three hundred twenty billion, three hundred forty-one million, two hundred eighty-four thousand, one hundred sixty-nine".