166116662 has 8 divisors (see below), whose sum is σ = 257212992. Its totient is φ = 80379000.

The previous prime is 166116637. The next prime is 166116679. The reversal of 166116662 is 266611661.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1339589 + ... + 1339712.

It is an arithmetic number, because the mean of its divisors is an integer number (32151624).

Almost surely, 2^166116662 is an apocalyptic number.

166116662 is a deficient number, since it is larger than the sum of its proper divisors (91096330).

166116662 is a wasteful number, since it uses less digits than its factorization.

166116662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679334.

The product of its digits is 15552, while the sum is 35.

The square root of 166116662 is about 12888.6252951973. The cubic root of 166116662 is about 549.7151825603.

The spelling of 166116662 in words is "one hundred sixty-six million, one hundred sixteen thousand, six hundred sixty-two".