11718786682 has 8 divisors (see below), whose sum is σ = 17579195136. Its totient is φ = 5859054972.

The previous prime is 11718786661. The next prime is 11718786713. The reversal of 11718786682 is 28668781711.

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

It is a super-2 number, since 2×11718786682² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123418 + ... + 196645.

It is an arithmetic number, because the mean of its divisors is an integer number (2197399392).

Almost surely, 2^11718786682 is an apocalyptic number.

11718786682 is a deficient number, since it is larger than the sum of its proper divisors (5860408454).

11718786682 is a wasteful number, since it uses less digits than its factorization.

11718786682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338372.

The product of its digits is 1806336, while the sum is 55.

The spelling of 11718786682 in words is "eleven billion, seven hundred eighteen million, seven hundred eighty-six thousand, six hundred eighty-two".