11517806086 has 8 divisors (see below), whose sum is σ = 17278636824. Its totient is φ = 5758260480.

The previous prime is 11517806077. The next prime is 11517806089. The reversal of 11517806086 is 68060871511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11517806089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298555 + ... + 334918.

It is an arithmetic number, because the mean of its divisors is an integer number (2159829603).

Almost surely, 2^11517806086 is an apocalyptic number.

11517806086 is a deficient number, since it is larger than the sum of its proper divisors (5760830738).

11517806086 is an equidigital number, since it uses as much as digits as its factorization.

11517806086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642566.

The product of its (nonzero) digits is 80640, while the sum is 43.

The spelling of 11517806086 in words is "eleven billion, five hundred seventeen million, eight hundred six thousand, eighty-six".