566783956 has 6 divisors (see below), whose sum is σ = 991871930. Its totient is φ = 283391976.

The previous prime is 566783947. The next prime is 566783957. The reversal of 566783956 is 659387665.

566783956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 563112900 + 3671056 = 23730^2 + 1916^2 .

It is a junction number, because it is equal to n+sod(n) for n = 566783897 and 566783906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566783957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70847991 + ... + 70847998.

Almost surely, 2^566783956 is an apocalyptic number.

It is an amenable number.

566783956 is a deficient number, since it is larger than the sum of its proper divisors (425087974).

566783956 is a wasteful number, since it uses less digits than its factorization.

566783956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141695993 (or 141695991 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 55.

The square root of 566783956 is about 23807.2248697743. The cubic root of 566783956 is about 827.5721162768.

The spelling of 566783956 in words is "five hundred sixty-six million, seven hundred eighty-three thousand, nine hundred fifty-six".