11849689685 has 8 divisors (see below), whose sum is σ = 14269875360. Its totient is φ = 9446253264.

The previous prime is 11849689667. The next prime is 11849689721. The reversal of 11849689685 is 58698694811.

It is a happy number.

11849689685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11849689685 - 2⁸ = 11849689429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4185755 + ... + 4188584.

It is an arithmetic number, because the mean of its divisors is an integer number (1783734420).

Almost surely, 2^11849689685 is an apocalyptic number.

It is an amenable number.

11849689685 is a deficient number, since it is larger than the sum of its proper divisors (2420185675).

11849689685 is an equidigital number, since it uses as much as digits as its factorization.

11849689685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8374627.

The product of its digits is 29859840, while the sum is 65.

The spelling of 11849689685 in words is "eleven billion, eight hundred forty-nine million, six hundred eighty-nine thousand, six hundred eighty-five".