166913383195 has 48 divisors (see below), whose sum is σ = 228914553600. Its totient is φ = 116459441280.

The previous prime is 166913383181. The next prime is 166913383223. The reversal of 166913383195 is 591383319661.

166913383195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166913383195 - 2⁷ = 166913383067 is a prime.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 6071130 + ... + 6098560.

It is an arithmetic number, because the mean of its divisors is an integer number (4769053200).

Almost surely, 2^166913383195 is an apocalyptic number.

166913383195 is a deficient number, since it is larger than the sum of its proper divisors (62001170405).

166913383195 is a wasteful number, since it uses less digits than its factorization.

166913383195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27860 (or 27847 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 55.

The spelling of 166913383195 in words is "one hundred sixty-six billion, nine hundred thirteen million, three hundred eighty-three thousand, one hundred ninety-five".