166363774 has 8 divisors (see below), whose sum is σ = 249913080. Its totient is φ = 83059416.

The previous prime is 166363759. The next prime is 166363783. The reversal of 166363774 is 477363661.

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

It is a self number, because there is not a number n which added to its sum of digits gives 166363774.

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, 59529 + ... + 62260.

It is an arithmetic number, because the mean of its divisors is an integer number (31239135).

Almost surely, 2^166363774 is an apocalyptic number.

166363774 is a deficient number, since it is larger than the sum of its proper divisors (83549306).

166363774 is a wasteful number, since it uses less digits than its factorization.

166363774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122474.

The product of its digits is 381024, while the sum is 43.

The square root of 166363774 is about 12898.2081701297. The cubic root of 166363774 is about 549.9876294738.

The spelling of 166363774 in words is "one hundred sixty-six million, three hundred sixty-three thousand, seven hundred seventy-four".