166180000863 has 8 divisors (see below), whose sum is σ = 221663893248. Its totient is φ = 110741387864.

The previous prime is 166180000841. The next prime is 166180000879. The reversal of 166180000863 is 368000081661.

166180000863 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 166180000863 - 2⁶ = 166180000799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166180000813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11311281 + ... + 11325962.

It is an arithmetic number, because the mean of its divisors is an integer number (27707986656).

Almost surely, 2^166180000863 is an apocalyptic number.

166180000863 is a deficient number, since it is larger than the sum of its proper divisors (55483892385).

166180000863 is a wasteful number, since it uses less digits than its factorization.

166180000863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22639693.

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 166180000863 in words is "one hundred sixty-six billion, one hundred eighty million, eight hundred sixty-three", and thus it is an aban number.