6579796856 has 8 divisors (see below), whose sum is σ = 12337119120. Its totient is φ = 3289898424.

The previous prime is 6579796837. The next prime is 6579796897. The reversal of 6579796856 is 6586979756.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411237296 + ... + 411237311.

It is an arithmetic number, because the mean of its divisors is an integer number (1542139890).

Almost surely, 2^6579796856 is an apocalyptic number.

It is an amenable number.

6579796856 is a deficient number, since it is larger than the sum of its proper divisors (5757322264).

6579796856 is a wasteful number, since it uses less digits than its factorization.

6579796856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822474613 (or 822474609 counting only the distinct ones).

The product of its digits is 171460800, while the sum is 68.

The square root of 6579796856 is about 81115.9469894792. The cubic root of 6579796856 is about 1873.8615292990.

The spelling of 6579796856 in words is "six billion, five hundred seventy-nine million, seven hundred ninety-six thousand, eight hundred fifty-six".