323162316613 has 2 divisors, whose sum is σ = 323162316614. Its totient is φ = 323162316612.

The previous prime is 323162316571. The next prime is 323162316641. The reversal of 323162316613 is 316613261323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311863051809 + 11299264804 = 558447^2 + 106298^2 .

It is an emirp because it is prime and its reverse (316613261323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323162316613 - 2⁹ = 323162316101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323162316313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161581158306 + 161581158307.

It is an arithmetic number, because the mean of its divisors is an integer number (161581158307).

Almost surely, 2^323162316613 is an apocalyptic number.

It is an amenable number.

323162316613 is a deficient number, since it is larger than the sum of its proper divisors (1).

323162316613 is an equidigital number, since it uses as much as digits as its factorization.

323162316613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 37.

Adding to 323162316613 its reverse (316613261323), we get a palindrome (639775577936).

The spelling of 323162316613 in words is "three hundred twenty-three billion, one hundred sixty-two million, three hundred sixteen thousand, six hundred thirteen".