3261563231317 has 8 divisors (see below), whose sum is σ = 3313267948800. Its totient is φ = 3210118991664.

The previous prime is 3261563231287. The next prime is 3261563231323. The reversal of 3261563231317 is 7131323651623.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3261563231317 - 2⁷ = 3261563231189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261563231327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65094217 + ... + 65144302.

It is an arithmetic number, because the mean of its divisors is an integer number (414158493600).

Almost surely, 2^{3261563231317} is an apocalyptic number.

It is an amenable number.

3261563231317 is a deficient number, since it is larger than the sum of its proper divisors (51704717483).

3261563231317 is a wasteful number, since it uses less digits than its factorization.

3261563231317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130238915.

The product of its digits is 408240, while the sum is 43.

The spelling of 3261563231317 in words is "three trillion, two hundred sixty-one billion, five hundred sixty-three million, two hundred thirty-one thousand, three hundred seventeen".