16409386073439 has 8 divisors (see below), whose sum is σ = 24310201590320. Its totient is φ = 10939590715608.

The previous prime is 16409386073401. The next prime is 16409386073467. The reversal of 16409386073439 is 93437068390461.

16409386073439 is a `hidden beast` number, since 1 + 6 + 40 + 9 + 38 + 60 + 73 + 439 = 666.

It is not a de Polignac number, because 16409386073439 - 2²⁴ = 16409369296223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16409386077439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303877519852 + ... + 303877519905.

It is an arithmetic number, because the mean of its divisors is an integer number (3038775198790).

Almost surely, 2^{16409386073439} is an apocalyptic number.

16409386073439 is a deficient number, since it is larger than the sum of its proper divisors (7900815516881).

16409386073439 is an equidigital number, since it uses as much as digits as its factorization.

16409386073439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607755039766 (or 607755039760 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 63.

The spelling of 16409386073439 in words is "sixteen trillion, four hundred nine billion, three hundred eighty-six million, seventy-three thousand, four hundred thirty-nine".