6689733048 has 48 divisors (see below), whose sum is σ = 18121786800. Its totient is φ = 2229448320.

The previous prime is 6689732989. The next prime is 6689733119. The reversal of 6689733048 is 8403379866.

It is a junction number, because it is equal to n+sod(n) for n = 6689732985 and 6689733003.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 679908 + ... + 689676.

It is an arithmetic number, because the mean of its divisors is an integer number (377537225).

Almost surely, 2^6689733048 is an apocalyptic number.

It is an amenable number.

6689733048 is an abundant number, since it is smaller than the sum of its proper divisors (11432053752).

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

6689733048 is a wasteful number, since it uses less digits than its factorization.

6689733048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19292 (or 19285 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The square root of 6689733048 is about 81790.7882832780. The cubic root of 6689733048 is about 1884.2401887236.

The spelling of 6689733048 in words is "six billion, six hundred eighty-nine million, seven hundred thirty-three thousand, forty-eight".