18886000430166 has 8 divisors (see below), whose sum is σ = 37772000860344. Its totient is φ = 6295333476720.

The previous prime is 18886000430159. The next prime is 18886000430221. The reversal of 18886000430166 is 66103400068881.

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

18886000430166 is an admirable number.

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, 1573833369175 + ... + 1573833369186.

It is an arithmetic number, because the mean of its divisors is an integer number (4721500107543).

Almost surely, 2^{18886000430166} is an apocalyptic number.

18886000430166 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.

18886000430166 is a wasteful number, since it uses less digits than its factorization.

18886000430166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3147666738366.

The product of its (nonzero) digits is 1327104, while the sum is 51.

The spelling of 18886000430166 in words is "eighteen trillion, eight hundred eighty-six billion, four hundred thirty thousand, one hundred sixty-six".