380217816313 has 2 divisors, whose sum is σ = 380217816314. Its totient is φ = 380217816312.

The previous prime is 380217816311. The next prime is 380217816337. The reversal of 380217816313 is 313618712083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 377778641769 + 2439174544 = 614637^2 + 49388^2 .

It is a cyclic number.

It is not a de Polignac number, because 380217816313 - 2¹ = 380217816311 is a prime.

Together with 380217816311, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 380217816313.

It is not a weakly prime, because it can be changed into another prime (380217816311) 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, 190108908156 + 190108908157.

It is an arithmetic number, because the mean of its divisors is an integer number (190108908157).

Almost surely, 2^380217816313 is an apocalyptic number.

It is an amenable number.

380217816313 is a deficient number, since it is larger than the sum of its proper divisors (1).

380217816313 is an equidigital number, since it uses as much as digits as its factorization.

380217816313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 380217816313 in words is "three hundred eighty billion, two hundred seventeen million, eight hundred sixteen thousand, three hundred thirteen".