5338640356 has 81 divisors (see below), whose sum is σ = 11582570601. Its totient is φ = 2146386816.

The previous prime is 5338640341. The next prime is 5338640369. The reversal of 5338640356 is 6530468335.

The square root of 5338640356 is 73066.

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

It can be written as a sum of positive squares in only one way, i.e., 4156380900 + 1182259456 = 64470^2 + 34384^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 17389555 + ... + 17389861.

Almost surely, 2^5338640356 is an apocalyptic number.

5338640356 is the 73066-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5338640356

5338640356 is an abundant number, since it is smaller than the sum of its proper divisors (6243930245).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5338640356 is a wasteful number, since it uses less digits than its factorization.

5338640356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The cubic root of 5338640356 is about 1747.7402512764.

The spelling of 5338640356 in words is "five billion, three hundred thirty-eight million, six hundred forty thousand, three hundred fifty-six".