4634021666 has 8 divisors (see below), whose sum is σ = 6965190864. Its totient is φ = 2312291380.

The previous prime is 4634021657. The next prime is 4634021713. The reversal of 4634021666 is 6661204364.

It is a happy number.

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

It is a Curzon 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, 2358500 + ... + 2360463.

It is an arithmetic number, because the mean of its divisors is an integer number (870648858).

Almost surely, 2^4634021666 is an apocalyptic number.

4634021666 is a deficient number, since it is larger than the sum of its proper divisors (2331169198).

4634021666 is a wasteful number, since it uses less digits than its factorization.

4634021666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4719456.

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 4634021666 is about 68073.6488371235. The cubic root of 4634021666 is about 1667.1935444534.

The spelling of 4634021666 in words is "four billion, six hundred thirty-four million, twenty-one thousand, six hundred sixty-six".