323143483556353 has 2 divisors, whose sum is σ = 323143483556354. Its totient is φ = 323143483556352.

The previous prime is 323143483556287. The next prime is 323143483556407. The reversal of 323143483556353 is 353655384341323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 259526397091329 + 63617086465024 = 16109823^2 + 7976032^2 .

It is an emirp because it is prime and its reverse (353655384341323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323143483556353 - 2²⁵ = 323143450001921 is a prime.

It is not a weakly prime, because it can be changed into another prime (323143483553353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161571741778176 + 161571741778177.

It is an arithmetic number, because the mean of its divisors is an integer number (161571741778177).

Almost surely, 2^{323143483556353} is an apocalyptic number.

It is an amenable number.

323143483556353 is a deficient number, since it is larger than the sum of its proper divisors (1).

323143483556353 is an equidigital number, since it uses as much as digits as its factorization.

323143483556353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968000, while the sum is 58.

The spelling of 323143483556353 in words is "three hundred twenty-three trillion, one hundred forty-three billion, four hundred eighty-three million, five hundred fifty-six thousand, three hundred fifty-three".