5244713665 has 4 divisors (see below), whose sum is σ = 6293656404. Its totient is φ = 4195770928.

The previous prime is 5244713627. The next prime is 5244713681. The reversal of 5244713665 is 5663174425.

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 4175227456 + 1069486209 = 64616^2 + 32703^2 .

It is a cyclic number.

It is not a de Polignac number, because 5244713665 - 2¹¹ = 5244711617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524471362 + ... + 524471371.

It is an arithmetic number, because the mean of its divisors is an integer number (1573414101).

Almost surely, 2^5244713665 is an apocalyptic number.

It is an amenable number.

5244713665 is a deficient number, since it is larger than the sum of its proper divisors (1048942739).

5244713665 is a wasteful number, since it uses less digits than its factorization.

5244713665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048942738.

The product of its digits is 604800, while the sum is 43.

The square root of 5244713665 is about 72420.3953662226. The cubic root of 5244713665 is about 1737.4297791954.

The spelling of 5244713665 in words is "five billion, two hundred forty-four million, seven hundred thirteen thousand, six hundred sixty-five".