409645675899 has 12 divisors (see below), whose sum is σ = 592092436000. Its totient is φ = 272920802544.

The previous prime is 409645675849. The next prime is 409645675931. The reversal of 409645675899 is 998576546904.

409645675899 is a `hidden beast` number, since 4 + 0 + 9 + 6 + 4 + 567 + 58 + 9 + 9 = 666.

It is not a de Polignac number, because 409645675899 - 2⁷ = 409645675771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (409645675819) 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 in 11 ways as a sum of consecutive naturals, for example, 14678179 + ... + 14706060.

Almost surely, 2^409645675899 is an apocalyptic number.

409645675899 is a deficient number, since it is larger than the sum of its proper divisors (182446760101).

409645675899 is a wasteful number, since it uses less digits than its factorization.

409645675899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29385794 (or 29385791 counting only the distinct ones).

The product of its (nonzero) digits is 587865600, while the sum is 72.

The spelling of 409645675899 in words is "four hundred nine billion, six hundred forty-five million, six hundred seventy-five thousand, eight hundred ninety-nine".