11685795317 has 8 divisors (see below), whose sum is σ = 13363267776. Its totient is φ = 10010341152.

The previous prime is 11685795287. The next prime is 11685795337. The reversal of 11685795317 is 71359758611.

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

It is a de Polignac number, because none of the positive numbers 2^k-11685795317 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 (11685795337) 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, 492143 + ... + 515340.

It is an arithmetic number, because the mean of its divisors is an integer number (1670408472).

Almost surely, 2^11685795317 is an apocalyptic number.

It is an amenable number.

11685795317 is a deficient number, since it is larger than the sum of its proper divisors (1677472459).

11685795317 is a wasteful number, since it uses less digits than its factorization.

11685795317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009147.

The product of its digits is 1587600, while the sum is 53.

The spelling of 11685795317 in words is "eleven billion, six hundred eighty-five million, seven hundred ninety-five thousand, three hundred seventeen".