3678908866705 has 16 divisors (see below), whose sum is σ = 4423182793344. Its totient is φ = 2937471039360.

The previous prime is 3678908866643. The next prime is 3678908866709. The reversal of 3678908866705 is 5076688098763.

It is not a de Polignac number, because 3678908866705 - 2¹⁵ = 3678908833937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3678908866709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5150844 + ... + 5821426.

It is an arithmetic number, because the mean of its divisors is an integer number (276448924584).

Almost surely, 2^{3678908866705} is an apocalyptic number.

It is an amenable number.

3678908866705 is a deficient number, since it is larger than the sum of its proper divisors (744273926639).

3678908866705 is a wasteful number, since it uses less digits than its factorization.

3678908866705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672696.

The product of its (nonzero) digits is 731566080, while the sum is 73.

The spelling of 3678908866705 in words is "three trillion, six hundred seventy-eight billion, nine hundred eight million, eight hundred sixty-six thousand, seven hundred five".