404304669619 has 2 divisors, whose sum is σ = 404304669620. Its totient is φ = 404304669618.

The previous prime is 404304669553. The next prime is 404304669661. The reversal of 404304669619 is 916966403404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404304669619 - 2¹³ = 404304661427 is a prime.

It is a super-2 number, since 2×404304669619² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (404304663619) 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, 202152334809 + 202152334810.

It is an arithmetic number, because the mean of its divisors is an integer number (202152334810).

Almost surely, 2^404304669619 is an apocalyptic number.

404304669619 is a deficient number, since it is larger than the sum of its proper divisors (1).

404304669619 is an equidigital number, since it uses as much as digits as its factorization.

404304669619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3359232, while the sum is 52.

The spelling of 404304669619 in words is "four hundred four billion, three hundred four million, six hundred sixty-nine thousand, six hundred nineteen".