3261673671705 has 24 divisors (see below), whose sum is σ = 5678920036608. Its totient is φ = 1731758571936.

The previous prime is 3261673671701. The next prime is 3261673671727. The reversal of 3261673671705 is 5071763761623.

3261673671705 is a `hidden beast` number, since 3 + 2 + 616 + 7 + 3 + 6 + 7 + 17 + 0 + 5 = 666.

It is not a de Polignac number, because 3261673671705 - 2² = 3261673671701 is a prime.

It is a super-2 number, since 2×3261673671705² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3261673671701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162504847 + ... + 162524916.

It is an arithmetic number, because the mean of its divisors is an integer number (236621668192).

Almost surely, 2^{3261673671705} is an apocalyptic number.

It is an amenable number.

3261673671705 is a deficient number, since it is larger than the sum of its proper divisors (2417246364903).

3261673671705 is a wasteful number, since it uses less digits than its factorization.

3261673671705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325029997 (or 325029994 counting only the distinct ones).

The product of its (nonzero) digits is 6667920, while the sum is 54.

The spelling of 3261673671705 in words is "three trillion, two hundred sixty-one billion, six hundred seventy-three million, six hundred seventy-one thousand, seven hundred five".