6725566056 has 32 divisors (see below), whose sum is σ = 18342453600. Its totient is φ = 2038050240.

The previous prime is 6725566049. The next prime is 6725566079. The reversal of 6725566056 is 6506655276.

It is a junction number, because it is equal to n+sod(n) for n = 6725565996 and 6725566014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12737551 + ... + 12738078.

It is an arithmetic number, because the mean of its divisors is an integer number (573201675).

Almost surely, 2^6725566056 is an apocalyptic number.

6725566056 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

6725566056 is an abundant number, since it is smaller than the sum of its proper divisors (11616887544).

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

6725566056 is a wasteful number, since it uses less digits than its factorization.

6725566056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25475649 (or 25475645 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 48.

The square root of 6725566056 is about 82009.5485660054. The cubic root of 6725566056 is about 1887.5984592353.

The spelling of 6725566056 in words is "six billion, seven hundred twenty-five million, five hundred sixty-six thousand, fifty-six".