6523728688 has 10 divisors (see below), whose sum is σ = 12639724364. Its totient is φ = 3261864336.

The previous prime is 6523728677. The next prime is 6523728697. The reversal of 6523728688 is 8868273256.

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 as a sum of consecutive naturals, namely, 203866506 + ... + 203866537.

Almost surely, 2^6523728688 is an apocalyptic number.

It is an amenable number.

6523728688 is a deficient number, since it is larger than the sum of its proper divisors (6115995676).

6523728688 is a wasteful number, since it uses less digits than its factorization.

6523728688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407733051 (or 407733045 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 55.

The square root of 6523728688 is about 80769.6024999504. The cubic root of 6523728688 is about 1868.5237844792.

The spelling of 6523728688 in words is "six billion, five hundred twenty-three million, seven hundred twenty-eight thousand, six hundred eighty-eight".