320596371809249 has 2 divisors, whose sum is σ = 320596371809250. Its totient is φ = 320596371809248.

The previous prime is 320596371809239. The next prime is 320596371809321. The reversal of 320596371809249 is 942908173695023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212728788300625 + 107867583508624 = 14585225^2 + 10385932^2 .

It is an emirp because it is prime and its reverse (942908173695023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320596371809249 - 2⁴⁸ = 39121395098593 is a prime.

It is not a weakly prime, because it can be changed into another prime (320596371809239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160298185904624 + 160298185904625.

It is an arithmetic number, because the mean of its divisors is an integer number (160298185904625).

It is a 1-persistent number, because it is pandigital, but 2⋅320596371809249 = 641192743618498 is not.

Almost surely, 2^{320596371809249} is an apocalyptic number.

It is an amenable number.

320596371809249 is a deficient number, since it is larger than the sum of its proper divisors (1).

320596371809249 is an equidigital number, since it uses as much as digits as its factorization.

320596371809249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176359680, while the sum is 68.

The spelling of 320596371809249 in words is "three hundred twenty trillion, five hundred ninety-six billion, three hundred seventy-one million, eight hundred nine thousand, two hundred forty-nine".