104384271609 has 12 divisors (see below), whose sum is σ = 151023255396. Its totient is φ = 69475987872.

The previous prime is 104384271559. The next prime is 104384271613. The reversal of 104384271609 is 906172483401.

104384271609 is a `hidden beast` number, since 1 + 0 + 4 + 38 + 4 + 2 + 7 + 1 + 609 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 50829055209 + 53555216400 = 225453^2 + 231420^2 .

It is a de Polignac number, because none of the positive numbers 2^k-104384271609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104384270609) 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 in 11 ways as a sum of consecutive naturals, for example, 9454722 + ... + 9465755.

It is an arithmetic number, because the mean of its divisors is an integer number (12585271283).

Almost surely, 2^104384271609 is an apocalyptic number.

It is an amenable number.

104384271609 is a deficient number, since it is larger than the sum of its proper divisors (46638983787).

104384271609 is a wasteful number, since it uses less digits than its factorization.

104384271609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18921096 (or 18921093 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 104384271609 in words is "one hundred four billion, three hundred eighty-four million, two hundred seventy-one thousand, six hundred nine".