5144717630809 has 3 divisors (see below), whose sum is σ = 5144719899007. Its totient is φ = 5144715362612.

The previous prime is 5144717630791. The next prime is 5144717630821. The reversal of 5144717630809 is 9080367174415.

The square root of 5144717630809 is 2268197.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 4691750942025 + 452966688784 = 2166045^2 + 673028^2 .

It is not a de Polignac number, because 5144717630809 - 2²³ = 5144709242201 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 5144717630809.

It is not an unprimeable number, because it can be changed into a prime (5144717630879) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1134099 + ... + 3402295.

Almost surely, 2^{5144717630809} is an apocalyptic number.

5144717630809 is the 2268197-th square number.

5144717630809 is the 1134099-th centered octagonal number.

It is an amenable number.

5144717630809 is a deficient number, since it is larger than the sum of its proper divisors (2268198).

5144717630809 is an frugal number, since it uses more digits than its factorization.

5144717630809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4536394 (or 2268197 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 5144717630809 in words is "five trillion, one hundred forty-four billion, seven hundred seventeen million, six hundred thirty thousand, eight hundred nine".