6728500522 has 16 divisors (see below), whose sum is σ = 10120619520. Its totient is φ = 3354972208.

The previous prime is 6728500483. The next prime is 6728500553. The reversal of 6728500522 is 2250058276.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2122983 + ... + 2126149.

It is an arithmetic number, because the mean of its divisors is an integer number (632538720).

Almost surely, 2^6728500522 is an apocalyptic number.

6728500522 is a deficient number, since it is larger than the sum of its proper divisors (3392118998).

6728500522 is a wasteful number, since it uses less digits than its factorization.

6728500522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5765.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 6728500522 is about 82027.4376169340. The cubic root of 6728500522 is about 1887.8729485523.

Adding to 6728500522 its reverse (2250058276), we get a palindrome (8978558798).

The spelling of 6728500522 in words is "six billion, seven hundred twenty-eight million, five hundred thousand, five hundred twenty-two".