4839705509 has 4 divisors (see below), whose sum is σ = 4840256460. Its totient is φ = 4839154560.

The previous prime is 4839705473. The next prime is 4839705529. The reversal of 4839705509 is 9055079384.

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 64480900 + 4775224609 = 8030^2 + 69103^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4839705509 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 (4839705529) 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, 262082 + ... + 279939.

It is an arithmetic number, because the mean of its divisors is an integer number (1210064115).

Almost surely, 2^4839705509 is an apocalyptic number.

It is an amenable number.

4839705509 is a deficient number, since it is larger than the sum of its proper divisors (550951).

4839705509 is an equidigital number, since it uses as much as digits as its factorization.

4839705509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550950.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The square root of 4839705509 is about 69567.9919862576. The cubic root of 4839705509 is about 1691.5038035752.

The spelling of 4839705509 in words is "four billion, eight hundred thirty-nine million, seven hundred five thousand, five hundred nine".