323204355005 has 48 divisors (see below), whose sum is σ = 457095927600. Its totient is φ = 218732387328.

The previous prime is 323204354951. The next prime is 323204355017. The reversal of 323204355005 is 500553402323.

It can be written as a sum of positive squares in 8 ways, for example, as 66379400164 + 256824954841 = 257642^2 + 506779^2 .

It is not a de Polignac number, because 323204355005 - 2¹⁰ = 323204353981 is a prime.

It is a super-2 number, since 2×323204355005² (a number of 24 digits) contains 22 as substring.

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, 5703089 + ... + 5759481.

It is an arithmetic number, because the mean of its divisors is an integer number (9522831825).

Almost surely, 2^323204355005 is an apocalyptic number.

323204355005 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

323204355005 is a deficient number, since it is larger than the sum of its proper divisors (133891572595).

323204355005 is a wasteful number, since it uses less digits than its factorization.

323204355005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56718 (or 56711 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 32.

Adding to 323204355005 its reverse (500553402323), we get a palindrome (823757757328).

The spelling of 323204355005 in words is "three hundred twenty-three billion, two hundred four million, three hundred fifty-five thousand, five".