166734610440148 has 6 divisors (see below), whose sum is σ = 291785568270266. Its totient is φ = 83367305220072.

The previous prime is 166734610440131. The next prime is 166734610440257. The reversal of 166734610440148 is 841044016437661.

It can be written as a sum of positive squares in only one way, i.e., 107449353545284 + 59285256894864 = 10365778^2 + 7699692^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20841826305015 + ... + 20841826305022.

Almost surely, 2^{166734610440148} is an apocalyptic number.

It is an amenable number.

166734610440148 is a deficient number, since it is larger than the sum of its proper divisors (125050957830118).

166734610440148 is a wasteful number, since it uses less digits than its factorization.

166734610440148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41683652610041 (or 41683652610039 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 55.

The spelling of 166734610440148 in words is "one hundred sixty-six trillion, seven hundred thirty-four billion, six hundred ten million, four hundred forty thousand, one hundred forty-eight".