320214435869 has 2 divisors, whose sum is σ = 320214435870. Its totient is φ = 320214435868.

The previous prime is 320214435857. The next prime is 320214435943. The reversal of 320214435869 is 968534412023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219058633369 + 101155802500 = 468037^2 + 318050^2 .

It is an emirp because it is prime and its reverse (968534412023) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320214435869 is a prime.

It is a super-2 number, since 2×320214435869² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320214435269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160107217934 + 160107217935.

It is an arithmetic number, because the mean of its divisors is an integer number (160107217935).

Almost surely, 2^320214435869 is an apocalyptic number.

It is an amenable number.

320214435869 is a deficient number, since it is larger than the sum of its proper divisors (1).

320214435869 is an equidigital number, since it uses as much as digits as its factorization.

320214435869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 320214435869 in words is "three hundred twenty billion, two hundred fourteen million, four hundred thirty-five thousand, eight hundred sixty-nine".