4134213666 has 24 divisors (see below), whose sum is σ = 9771778224. Its totient is φ = 1252791960.

The previous prime is 4134213659. The next prime is 4134213679. The reversal of 4134213666 is 6663124314.

It is a super-2 number, since 2×4134213666² = 34183445272282319112, 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 4134213666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10439736 + ... + 10440131.

It is an arithmetic number, because the mean of its divisors is an integer number (407157426).

Almost surely, 2^4134213666 is an apocalyptic number.

4134213666 is an abundant number, since it is smaller than the sum of its proper divisors (5637564558).

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

4134213666 is a wasteful number, since it uses less digits than its factorization.

4134213666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20879886 (or 20879883 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 4134213666 is about 64297.8511771583. The cubic root of 4134213666 is about 1604.9603437373.

The spelling of 4134213666 in words is "four billion, one hundred thirty-four million, two hundred thirteen thousand, six hundred sixty-six".