6795638856 has 128 divisors (see below), whose sum is σ = 19203350400. Its totient is φ = 2254137984.

The previous prime is 6795638807. The next prime is 6795638869. The reversal of 6795638856 is 6588365976.

6795638856 is a `hidden beast` number, since 67 + 9 + 563 + 8 + 8 + 5 + 6 = 666.

It is a super-2 number, since 2×6795638856² = 92361414922353977472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6795638793 and 6795638802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4075735 + ... + 4077401.

It is an arithmetic number, because the mean of its divisors is an integer number (150026175).

Almost surely, 2^6795638856 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 6795638856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9601675200).

6795638856 is an abundant number, since it is smaller than the sum of its proper divisors (12407711544).

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

6795638856 is a wasteful number, since it uses less digits than its factorization.

6795638856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927 (or 1905 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The square root of 6795638856 is about 82435.6649515245. The cubic root of 6795638856 is about 1894.1313707765.

The spelling of 6795638856 in words is "six billion, seven hundred ninety-five million, six hundred thirty-eight thousand, eight hundred fifty-six".