166850016716 has 12 divisors (see below), whose sum is σ = 291992065680. Its totient is φ = 83423712240.

The previous prime is 166850016689. The next prime is 166850016733. The reversal of 166850016716 is 617610058661.

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, 2081 + ... + 577671.

It is an arithmetic number, because the mean of its divisors is an integer number (24332672140).

Almost surely, 2^166850016716 is an apocalyptic number.

It is an amenable number.

166850016716 is a deficient number, since it is larger than the sum of its proper divisors (125142048964).

166850016716 is a wasteful number, since it uses less digits than its factorization.

166850016716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648064 (or 648062 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 166850016716 in words is "one hundred sixty-six billion, eight hundred fifty million, sixteen thousand, seven hundred sixteen".