104065205012 has 12 divisors (see below), whose sum is σ = 186555916596. Its totient is φ = 50763514560.

The previous prime is 104065204981. The next prime is 104065205017. The reversal of 104065205012 is 210502560401.

It can be written as a sum of positive squares in 2 ways, for example, as 6943222276 + 97121982736 = 83326^2 + 311644^2 .

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 3 ways as a sum of consecutive naturals, for example, 317271803 + ... + 317272130.

It is an arithmetic number, because the mean of its divisors is an integer number (15546326383).

Almost surely, 2^104065205012 is an apocalyptic number.

It is an amenable number.

104065205012 is a deficient number, since it is larger than the sum of its proper divisors (82490711584).

104065205012 is a wasteful number, since it uses less digits than its factorization.

104065205012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634543978 (or 634543976 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 104065205012 its reverse (210502560401), we get a palindrome (314567765413).

The spelling of 104065205012 in words is "one hundred four billion, sixty-five million, two hundred five thousand, twelve".