6783670564 has 24 divisors (see below), whose sum is σ = 12962916288. Its totient is φ = 3080564640.

The previous prime is 6783670561. The next prime is 6783670591. The reversal of 6783670564 is 4650763876.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6783670561) 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, 25747 + ... + 119290.

It is an arithmetic number, because the mean of its divisors is an integer number (540121512).

Almost surely, 2^6783670564 is an apocalyptic number.

It is an amenable number.

6783670564 is a deficient number, since it is larger than the sum of its proper divisors (6179245724).

6783670564 is a wasteful number, since it uses less digits than its factorization.

6783670564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146115 (or 146113 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 52.

The square root of 6783670564 is about 82363.0412503084. The cubic root of 6783670564 is about 1893.0187533484.

The spelling of 6783670564 in words is "six billion, seven hundred eighty-three million, six hundred seventy thousand, five hundred sixty-four".