166416584316 has 12 divisors (see below), whose sum is σ = 388305363432. Its totient is φ = 55472194768.

The previous prime is 166416584311. The next prime is 166416584317. The reversal of 166416584316 is 613485614661.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166416584311) by changing a digit.

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, 6934024335 + ... + 6934024358.

It is an arithmetic number, because the mean of its divisors is an integer number (32358780286).

Almost surely, 2^166416584316 is an apocalyptic number.

It is an amenable number.

166416584316 is an abundant number, since it is smaller than the sum of its proper divisors (221888779116).

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

166416584316 is a wasteful number, since it uses less digits than its factorization.

166416584316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13868048700 (or 13868048698 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The spelling of 166416584316 in words is "one hundred sixty-six billion, four hundred sixteen million, five hundred eighty-four thousand, three hundred sixteen".