5185607717 has 4 divisors (see below), whose sum is σ = 5312085996. Its totient is φ = 5059129440.

The previous prime is 5185607641. The next prime is 5185607731. The reversal of 5185607717 is 7177065815.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1608491236 + 3577116481 = 40106^2 + 59809^2 .

It is a cyclic number.

It is not a de Polignac number, because 5185607717 - 2²⁰ = 5184559141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5185607797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63239078 + ... + 63239159.

It is an arithmetic number, because the mean of its divisors is an integer number (1328021499).

Almost surely, 2^5185607717 is an apocalyptic number.

It is an amenable number.

5185607717 is a deficient number, since it is larger than the sum of its proper divisors (126478279).

5185607717 is a wasteful number, since it uses less digits than its factorization.

5185607717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126478278.

The product of its (nonzero) digits is 411600, while the sum is 47.

The square root of 5185607717 is about 72011.1638358942. The cubic root of 5185607717 is about 1730.8783801629.

The spelling of 5185607717 in words is "five billion, one hundred eighty-five million, six hundred seven thousand, seven hundred seventeen".