8471384166 has 64 divisors (see below), whose sum is σ = 19957787136. Its totient is φ = 2346796800.

The previous prime is 8471384149. The next prime is 8471384209. The reversal of 8471384166 is 6614831748.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265596 + ... + 295776.

It is an arithmetic number, because the mean of its divisors is an integer number (311840424).

Almost surely, 2^8471384166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8471384166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9978893568).

8471384166 is an abundant number, since it is smaller than the sum of its proper divisors (11486402970).

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

8471384166 is a wasteful number, since it uses less digits than its factorization.

8471384166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30397.

The product of its digits is 774144, while the sum is 48.

The square root of 8471384166 is about 92040.1225879236. The cubic root of 8471384166 is about 2038.5347807187.

The spelling of 8471384166 in words is "eight billion, four hundred seventy-one million, three hundred eighty-four thousand, one hundred sixty-six".