4665138696 has 24 divisors (see below), whose sum is σ = 12634750830. Its totient is φ = 1555046208.

The previous prime is 4665138683. The next prime is 4665138697. The reversal of 4665138696 is 6968315664.

4665138696 is a `hidden beast` number, since 4 + 66 + 513 + 8 + 69 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4662977796 + 2160900 = 68286^2 + 1470^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (4665138697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32396725 + ... + 32396868.

Almost surely, 2^4665138696 is an apocalyptic number.

It is an amenable number.

4665138696 is an abundant number, since it is smaller than the sum of its proper divisors (7969612134).

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

4665138696 is a wasteful number, since it uses less digits than its factorization.

4665138696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64793605 (or 64793598 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The square root of 4665138696 is about 68301.8205906695. The cubic root of 4665138696 is about 1670.9169066935.

The spelling of 4665138696 in words is "four billion, six hundred sixty-five million, one hundred thirty-eight thousand, six hundred ninety-six".