11685216358 has 8 divisors (see below), whose sum is σ = 17584919352. Its totient is φ = 5823576576.

The previous prime is 11685216341. The next prime is 11685216377. The reversal of 11685216358 is 85361258611.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9515035 + ... + 9516262.

It is an arithmetic number, because the mean of its divisors is an integer number (2198114919).

Almost surely, 2^11685216358 is an apocalyptic number.

11685216358 is a deficient number, since it is larger than the sum of its proper divisors (5899702994).

11685216358 is a wasteful number, since it uses less digits than its factorization.

11685216358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19031606.

The product of its digits is 345600, while the sum is 46.

The spelling of 11685216358 in words is "eleven billion, six hundred eighty-five million, two hundred sixteen thousand, three hundred fifty-eight".