4664334638 has 8 divisors (see below), whose sum is σ = 6997152288. Its totient is φ = 2331950544.

The previous prime is 4664334637. The next prime is 4664334707. The reversal of 4664334638 is 8364334664.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4664334592 and 4664334601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4664334637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80006 + ... + 125417.

It is an arithmetic number, because the mean of its divisors is an integer number (874644036).

Almost surely, 2^4664334638 is an apocalyptic number.

4664334638 is a deficient number, since it is larger than the sum of its proper divisors (2332817650).

4664334638 is a wasteful number, since it uses less digits than its factorization.

4664334638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216778.

The product of its digits is 2985984, while the sum is 47.

The square root of 4664334638 is about 68295.9342713752. The cubic root of 4664334638 is about 1670.8209044531.

The spelling of 4664334638 in words is "four billion, six hundred sixty-four million, three hundred thirty-four thousand, six hundred thirty-eight".