5338720643 has 8 divisors (see below), whose sum is σ = 5625166800. Its totient is φ = 5052820608.

The previous prime is 5338720633. The next prime is 5338720649. The reversal of 5338720643 is 3460278335.

5338720643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5338720643 - 2⁴ = 5338720627 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 5338720643.

It is not an unprimeable number, because it can be changed into a prime (5338720649) 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 7 ways as a sum of consecutive naturals, for example, 116378 + ... + 155631.

It is an arithmetic number, because the mean of its divisors is an integer number (703145850).

Almost surely, 2^5338720643 is an apocalyptic number.

5338720643 is a deficient number, since it is larger than the sum of its proper divisors (286446157).

5338720643 is a wasteful number, since it uses less digits than its factorization.

5338720643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273061.

The product of its (nonzero) digits is 362880, while the sum is 41.

The square root of 5338720643 is about 73066.5494121626. The cubic root of 5338720643 is about 1747.7490125657.

Adding to 5338720643 its reverse (3460278335), we get a palindrome (8798998978).

The spelling of 5338720643 in words is "five billion, three hundred thirty-eight million, seven hundred twenty thousand, six hundred forty-three".