6689352036 has 24 divisors (see below), whose sum is σ = 15727640544. Its totient is φ = 2212762240.

The previous prime is 6689352031. The next prime is 6689352037. The reversal of 6689352036 is 6302539866.

It is not an unprimeable number, because it can be changed into a prime (6689352031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2126085 + ... + 2129228.

It is an arithmetic number, because the mean of its divisors is an integer number (655318356).

Almost surely, 2^6689352036 is an apocalyptic number.

It is an amenable number.

6689352036 is an abundant number, since it is smaller than the sum of its proper divisors (9038288508).

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

6689352036 is a wasteful number, since it uses less digits than its factorization.

6689352036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255451 (or 4255449 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 48.

The square root of 6689352036 is about 81788.4590636112. The cubic root of 6689352036 is about 1884.2044159084.

The spelling of 6689352036 in words is "six billion, six hundred eighty-nine million, three hundred fifty-two thousand, thirty-six".