4936845665 has 8 divisors (see below), whose sum is σ = 5931883368. Its totient is φ = 3944364160.

The previous prime is 4936845637. The next prime is 4936845701. The reversal of 4936845665 is 5665486394.

It can be written as a sum of positive squares in 4 ways, for example, as 9928801 + 4926916864 = 3151^2 + 70192^2 .

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

It is not a de Polignac number, because 4936845665 - 2¹⁰ = 4936844641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4936845665.

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, 634796 + ... + 642525.

It is an arithmetic number, because the mean of its divisors is an integer number (741485421).

Almost surely, 2^4936845665 is an apocalyptic number.

It is an amenable number.

4936845665 is a deficient number, since it is larger than the sum of its proper divisors (995037703).

4936845665 is a wasteful number, since it uses less digits than its factorization.

4936845665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278099.

The product of its digits is 18662400, while the sum is 56.

The square root of 4936845665 is about 70262.6904195961. The cubic root of 4936845665 is about 1702.7459273010.

The spelling of 4936845665 in words is "four billion, nine hundred thirty-six million, eight hundred forty-five thousand, six hundred sixty-five".