166573841657114 has 8 divisors (see below), whose sum is σ = 250832983352148. Its totient is φ = 82962847206400.

The previous prime is 166573841657081. The next prime is 166573841657143. The reversal of 166573841657114 is 411756148375661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 161979965308225 + 4593876348889 = 12727135^2 + 2143333^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162036810437 + ... + 162036811464.

Almost surely, 2^{166573841657114} is an apocalyptic number.

166573841657114 is a deficient number, since it is larger than the sum of its proper divisors (84259141695034).

166573841657114 is a wasteful number, since it uses less digits than its factorization.

166573841657114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324073622160.

The product of its digits is 101606400, while the sum is 65.

The spelling of 166573841657114 in words is "one hundred sixty-six trillion, five hundred seventy-three billion, eight hundred forty-one million, six hundred fifty-seven thousand, one hundred fourteen".