166841092195 has 8 divisors (see below), whose sum is σ = 201091291344. Its totient is φ = 132884886624.

The previous prime is 166841092193. The next prime is 166841092207. The reversal of 166841092195 is 591290148661.

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 166841092195 - 2¹ = 166841092193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166841092193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73497144 + ... + 73499413.

It is an arithmetic number, because the mean of its divisors is an integer number (25136411418).

Almost surely, 2^166841092195 is an apocalyptic number.

166841092195 is a deficient number, since it is larger than the sum of its proper divisors (34250199149).

166841092195 is a wasteful number, since it uses less digits than its factorization.

166841092195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146996789.

The product of its (nonzero) digits is 933120, while the sum is 52.

The spelling of 166841092195 in words is "one hundred sixty-six billion, eight hundred forty-one million, ninety-two thousand, one hundred ninety-five".