2127830166 has 192 divisors, whose sum is σ = 6000583680. Its totient is φ = 528756480.

The previous prime is 2127830147. The next prime is 2127830171. The reversal of 2127830166 is 6610387212.

2127830166 is a `hidden beast` number, since 21 + 278 + 301 + 66 = 666.

It is a super-2 number, since 2×2127830166² = 9055322430679175112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2127830166.

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 95 ways as a sum of consecutive naturals, for example, 6712240 + ... + 6712556.

It is an arithmetic number, because the mean of its divisors is an integer number (31253040).

Almost surely, 2^2127830166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2127830166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3000291840).

2127830166 is an abundant number, since it is smaller than the sum of its proper divisors (3872753514).

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

2127830166 is a wasteful number, since it uses less digits than its factorization.

2127830166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 2127830166 is about 46128.4095325213. The cubic root of 2127830166 is about 1286.2112992858.

The spelling of 2127830166 in words is "two billion, one hundred twenty-seven million, eight hundred thirty thousand, one hundred sixty-six".