396583444385693 has 2 divisors, whose sum is σ = 396583444385694. Its totient is φ = 396583444385692.

The previous prime is 396583444385647. The next prime is 396583444385729.

It is a happy number.

396583444385693 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380706710053849 + 15876734331844 = 19511707^2 + 3984562^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 396583444385693 - 2²⁰ = 396583443337117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (396583444385603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198291722192846 + 198291722192847.

It is an arithmetic number, because the mean of its divisors is an integer number (198291722192847).

Almost surely, 2^{396583444385693} is an apocalyptic number.

It is an amenable number.

396583444385693 is a deficient number, since it is larger than the sum of its proper divisors (1).

396583444385693 is an equidigital number, since it uses as much as digits as its factorization.

396583444385693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24186470400, while the sum is 80.

The spelling of 396583444385693 in words is "three hundred ninety-six trillion, five hundred eighty-three billion, four hundred forty-four million, three hundred eighty-five thousand, six hundred ninety-three".