166350630 has 16 divisors (see below), whose sum is σ = 399241584. Its totient is φ = 44360160.

The previous prime is 166350629. The next prime is 166350647. The reversal of 166350630 is 36053661.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 5545021 = 166350630 / (1 + 6 + 6 + 3 + 5 + 0 + 6 + 3 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2772481 + ... + 2772540.

It is an arithmetic number, because the mean of its divisors is an integer number (24952599).

Almost surely, 2^166350630 is an apocalyptic number.

166350630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166350630 is an abundant number, since it is smaller than the sum of its proper divisors (232890954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166350630 is a wasteful number, since it uses less digits than its factorization.

166350630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5545031.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 166350630 is about 12897.6986319266. The cubic root of 166350630 is about 549.9731446942.

The spelling of 166350630 in words is "one hundred sixty-six million, three hundred fifty thousand, six hundred thirty".