4538707665 has 8 divisors (see below), whose sum is σ = 7261932288. Its totient is φ = 2420644080.

The previous prime is 4538707643. The next prime is 4538707709. The reversal of 4538707665 is 5667078354.

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

It is not a de Polignac number, because 4538707665 - 2⁵ = 4538707633 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151290241 + ... + 151290270.

It is an arithmetic number, because the mean of its divisors is an integer number (907741536).

Almost surely, 2^4538707665 is an apocalyptic number.

It is an amenable number.

4538707665 is a deficient number, since it is larger than the sum of its proper divisors (2723224623).

4538707665 is a wasteful number, since it uses less digits than its factorization.

4538707665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302580519.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The square root of 4538707665 is about 67369.9314605559. The cubic root of 4538707665 is about 1655.6838160811.

The spelling of 4538707665 in words is "four billion, five hundred thirty-eight million, seven hundred seven thousand, six hundred sixty-five".