166082542 has 8 divisors (see below), whose sum is σ = 249532056. Its totient is φ = 82905192.

The previous prime is 166082491. The next prime is 166082557. The reversal of 166082542 is 245280661.

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

It is a junction number, because it is equal to n+sod(n) for n = 166082498 and 166082507.

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, 66508 + ... + 68959.

It is an arithmetic number, because the mean of its divisors is an integer number (31191507).

Almost surely, 2^166082542 is an apocalyptic number.

166082542 is a deficient number, since it is larger than the sum of its proper divisors (83449514).

166082542 is a wasteful number, since it uses less digits than its factorization.

166082542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136082.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 166082542 is about 12887.3015794619. The cubic root of 166082542 is about 549.6775432168.

The spelling of 166082542 in words is "one hundred sixty-six million, eighty-two thousand, five hundred forty-two".