2166683614 has 8 divisors (see below), whose sum is σ = 3257138448. Its totient is φ = 1080970800.

The previous prime is 2166683611. The next prime is 2166683621. The reversal of 2166683614 is 4163866612.

It is a happy number.

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

It is a super-2 number, since 2×2166683614² = 9389035766352201992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2166683611) by changing a digit.

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, 1184362 + ... + 1186189.

It is an arithmetic number, because the mean of its divisors is an integer number (407142306).

Almost surely, 2^2166683614 is an apocalyptic number.

2166683614 is a deficient number, since it is larger than the sum of its proper divisors (1090454834).

2166683614 is a wasteful number, since it uses less digits than its factorization.

2166683614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2371010.

The product of its digits is 248832, while the sum is 43.

The square root of 2166683614 is about 46547.6488557693. The cubic root of 2166683614 is about 1293.9927198958.

The spelling of 2166683614 in words is "two billion, one hundred sixty-six million, six hundred eighty-three thousand, six hundred fourteen".