4744887729 has 16 divisors (see below), whose sum is σ = 6528150720. Its totient is φ = 3063568640.

The previous prime is 4744887709. The next prime is 4744887769. The reversal of 4744887729 is 9277884474.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4744887729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4744887709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123939 + ... + 157640.

It is an arithmetic number, because the mean of its divisors is an integer number (408009420).

Almost surely, 2^4744887729 is an apocalyptic number.

It is an amenable number.

4744887729 is a deficient number, since it is larger than the sum of its proper divisors (1783262991).

4744887729 is a wasteful number, since it uses less digits than its factorization.

4744887729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281760.

The product of its digits is 25288704, while the sum is 60.

The square root of 4744887729 is about 68883.1454638941. The cubic root of 4744887729 is about 1680.3844227286.

The spelling of 4744887729 in words is "four billion, seven hundred forty-four million, eight hundred eighty-seven thousand, seven hundred twenty-nine".