166884087142 has 8 divisors (see below), whose sum is σ = 250331670432. Its totient is φ = 83440197000.

The previous prime is 166884087131. The next prime is 166884087203. The reversal of 166884087142 is 241780488661.

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

It is a congruent number.

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, 807409 + ... + 992812.

It is an arithmetic number, because the mean of its divisors is an integer number (31291458804).

Almost surely, 2^166884087142 is an apocalyptic number.

166884087142 is a deficient number, since it is larger than the sum of its proper divisors (83447583290).

166884087142 is a wasteful number, since it uses less digits than its factorization.

166884087142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846574.

The product of its (nonzero) digits is 4128768, while the sum is 55.

The spelling of 166884087142 in words is "one hundred sixty-six billion, eight hundred eighty-four million, eighty-seven thousand, one hundred forty-two".