404190514369 has 2 divisors, whose sum is σ = 404190514370. Its totient is φ = 404190514368.

The previous prime is 404190514361. The next prime is 404190514417. The reversal of 404190514369 is 963415091404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 396597657600 + 7592856769 = 629760^2 + 87137^2 .

It is a cyclic number.

It is not a de Polignac number, because 404190514369 - 2³ = 404190514361 is a prime.

It is a super-2 number, since 2×404190514369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (404190514361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202095257184 + 202095257185.

It is an arithmetic number, because the mean of its divisors is an integer number (202095257185).

Almost surely, 2^404190514369 is an apocalyptic number.

It is an amenable number.

404190514369 is a deficient number, since it is larger than the sum of its proper divisors (1).

404190514369 is an equidigital number, since it uses as much as digits as its factorization.

404190514369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 404190514369 in words is "four hundred four billion, one hundred ninety million, five hundred fourteen thousand, three hundred sixty-nine".