322051020449 has 2 divisors, whose sum is σ = 322051020450. Its totient is φ = 322051020448.

The previous prime is 322051020419. The next prime is 322051020457. The reversal of 322051020449 is 944020150223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293736900625 + 28314119824 = 541975^2 + 168268^2 .

It is an emirp because it is prime and its reverse (944020150223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322051020449 is a prime.

It is not a weakly prime, because it can be changed into another prime (322051020419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161025510224 + 161025510225.

It is an arithmetic number, because the mean of its divisors is an integer number (161025510225).

Almost surely, 2^322051020449 is an apocalyptic number.

It is an amenable number.

322051020449 is a deficient number, since it is larger than the sum of its proper divisors (1).

322051020449 is an equidigital number, since it uses as much as digits as its factorization.

322051020449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 322051020449 in words is "three hundred twenty-two billion, fifty-one million, twenty thousand, four hundred forty-nine".