419379959809 has 16 divisors (see below), whose sum is σ = 423899087040. Its totient is φ = 414882936000.

The previous prime is 419379959773. The next prime is 419379959827. The reversal of 419379959809 is 908959973914.

It is a cyclic number.

It is not a de Polignac number, because 419379959809 - 2²⁷ = 419245742081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (419379359809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61408207 + ... + 61415035.

It is an arithmetic number, because the mean of its divisors is an integer number (26493692940).

Almost surely, 2^419379959809 is an apocalyptic number.

It is an amenable number.

419379959809 is a deficient number, since it is larger than the sum of its proper divisors (4519127231).

419379959809 is a wasteful number, since it uses less digits than its factorization.

419379959809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8352.

The product of its (nonzero) digits is 198404640, while the sum is 73.

The spelling of 419379959809 in words is "four hundred nineteen billion, three hundred seventy-nine million, nine hundred fifty-nine thousand, eight hundred nine".