405322060349 has 2 divisors, whose sum is σ = 405322060350. Its totient is φ = 405322060348.

The previous prime is 405322060333. The next prime is 405322060369. The reversal of 405322060349 is 943060223504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 397397856025 + 7924204324 = 630395^2 + 89018^2 .

It is a cyclic number.

It is not a de Polignac number, because 405322060349 - 2⁴ = 405322060333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (405322060309) 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, 202661030174 + 202661030175.

It is an arithmetic number, because the mean of its divisors is an integer number (202661030175).

Almost surely, 2^405322060349 is an apocalyptic number.

It is an amenable number.

405322060349 is a deficient number, since it is larger than the sum of its proper divisors (1).

405322060349 is an equidigital number, since it uses as much as digits as its factorization.

405322060349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 405322060349 in words is "four hundred five billion, three hundred twenty-two million, sixty thousand, three hundred forty-nine".