6785320716 has 72 divisors (see below), whose sum is σ = 17386889520. Its totient is φ = 2230861824.

The previous prime is 6785320709. The next prime is 6785320757. The reversal of 6785320716 is 6170235876.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2296296 + ... + 2299248.

Almost surely, 2^6785320716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6785320716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8693444760).

6785320716 is an abundant number, since it is smaller than the sum of its proper divisors (10601568804).

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

6785320716 is a wasteful number, since it uses less digits than its factorization.

6785320716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3815 (or 3810 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 6785320716 is about 82373.0581925911. The cubic root of 6785320716 is about 1893.1722354197.

The spelling of 6785320716 in words is "six billion, seven hundred eighty-five million, three hundred twenty thousand, seven hundred sixteen".