5605104636909 has 12 divisors (see below), whose sum is σ = 8097862687200. Its totient is φ = 3735997762824.

The previous prime is 5605104636881. The next prime is 5605104636947. The reversal of 5605104636909 is 9096364015065.

5605104636909 is a `hidden beast` number, since 5 + 6 + 0 + 510 + 4 + 6 + 36 + 90 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-5605104636909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605104636959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61507089 + ... + 61598150.

It is an arithmetic number, because the mean of its divisors is an integer number (674821890600).

Almost surely, 2^{5605104636909} is an apocalyptic number.

It is an amenable number.

5605104636909 is a deficient number, since it is larger than the sum of its proper divisors (2492758050291).

5605104636909 is a wasteful number, since it uses less digits than its factorization.

5605104636909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123110304 (or 123110301 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 54.

The spelling of 5605104636909 in words is "five trillion, six hundred five billion, one hundred four million, six hundred thirty-six thousand, nine hundred nine".