323298128523049 has 27 divisors (see below), whose sum is σ = 342822386038743. Its totient is φ = 304869471735024.

The previous prime is 323298128523047. The next prime is 323298128523053. The reversal of 323298128523049 is 940325821892323.

The square root of 323298128523049 is 17980493.

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

It can be written as a sum of positive squares in only one way, i.e., 169529696407449 + 153768432115600 = 13020357^2 + 12400340^2 .

It is not a de Polignac number, because 323298128523049 - 2¹ = 323298128523047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323298128523047) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 22421667562 + ... + 22421681980.

Almost surely, 2^{323298128523049} is an apocalyptic number.

323298128523049 is the 17980493-rd square number.

323298128523049 is the 8990247-th centered octagonal number.

It is an amenable number.

323298128523049 is a deficient number, since it is larger than the sum of its proper divisors (19524257515694).

323298128523049 is an frugal number, since it uses more digits than its factorization.

323298128523049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28982 (or 14491 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 61.

The spelling of 323298128523049 in words is "three hundred twenty-three trillion, two hundred ninety-eight billion, one hundred twenty-eight million, five hundred twenty-three thousand, forty-nine".