6709944788 has 12 divisors (see below), whose sum is σ = 11749334772. Its totient is φ = 3352992000.

The previous prime is 6709944751. The next prime is 6709944793. The reversal of 6709944788 is 8874499076.

It can be written as a sum of positive squares in 2 ways, for example, as 5724738244 + 985206544 = 75662^2 + 31388^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6709944788.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487463 + ... + 501038.

It is an arithmetic number, because the mean of its divisors is an integer number (979111231).

Almost surely, 2^6709944788 is an apocalyptic number.

It is an amenable number.

6709944788 is a deficient number, since it is larger than the sum of its proper divisors (5039389984).

6709944788 is a wasteful number, since it uses less digits than its factorization.

6709944788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990202 (or 990200 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 62.

The square root of 6709944788 is about 81914.2526548341. The cubic root of 6709944788 is about 1886.1359037697.

The spelling of 6709944788 in words is "six billion, seven hundred nine million, nine hundred forty-four thousand, seven hundred eighty-eight".