104065205013 has 96 divisors (see below), whose sum is σ = 195712837632. Its totient is φ = 51667862400.

The previous prime is 104065204981. The next prime is 104065205017. The reversal of 104065205013 is 310502560401.

104065205013 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 652 + 0 + 5 + 0 + 1 + 3 = 666.

It is not a de Polignac number, because 104065205013 - 2⁵ = 104065204981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104065205017) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32306743 + ... + 32309963.

It is an arithmetic number, because the mean of its divisors is an integer number (2038675392).

Almost surely, 2^104065205013 is an apocalyptic number.

It is an amenable number.

104065205013 is a deficient number, since it is larger than the sum of its proper divisors (91647632619).

104065205013 is a wasteful number, since it uses less digits than its factorization.

104065205013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5295 (or 5292 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 104065205013 its reverse (310502560401), we get a palindrome (414567765414).

The spelling of 104065205013 in words is "one hundred four billion, sixty-five million, two hundred five thousand, thirteen".