11678464218 has 8 divisors (see below), whose sum is σ = 23356928448. Its totient is φ = 3892821404.

The previous prime is 11678464207. The next prime is 11678464223. The reversal of 11678464218 is 81246487611.

11678464218 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.

11678464218 is an admirable number.

It is a super-2 number, since 2×11678464218² (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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973205346 + ... + 973205357.

It is an arithmetic number, because the mean of its divisors is an integer number (2919616056).

Almost surely, 2^11678464218 is an apocalyptic number.

11678464218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11678464218 is a wasteful number, since it uses less digits than its factorization.

11678464218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946410708.

The product of its digits is 516096, while the sum is 48.

The spelling of 11678464218 in words is "eleven billion, six hundred seventy-eight million, four hundred sixty-four thousand, two hundred eighteen".