326375071273 has 2 divisors, whose sum is σ = 326375071274. Its totient is φ = 326375071272.

The previous prime is 326375071259. The next prime is 326375071349. The reversal of 326375071273 is 372170573623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263319843609 + 63055227664 = 513147^2 + 251108^2 .

It is an emirp because it is prime and its reverse (372170573623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 326375071273 - 2¹⁷ = 326374940201 is a prime.

It is not a weakly prime, because it can be changed into another prime (326375071873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163187535636 + 163187535637.

It is an arithmetic number, because the mean of its divisors is an integer number (163187535637).

Almost surely, 2^326375071273 is an apocalyptic number.

It is an amenable number.

326375071273 is a deficient number, since it is larger than the sum of its proper divisors (1).

326375071273 is an equidigital number, since it uses as much as digits as its factorization.

326375071273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1111320, while the sum is 46.

The spelling of 326375071273 in words is "three hundred twenty-six billion, three hundred seventy-five million, seventy-one thousand, two hundred seventy-three".