8206866356 has 24 divisors (see below), whose sum is σ = 15578072160. Its totient is φ = 3760530912.

The previous prime is 8206866347. The next prime is 8206866359. The reversal of 8206866356 is 6536686028.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8206866359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560486 + ... + 574941.

It is an arithmetic number, because the mean of its divisors is an integer number (649086340).

Almost surely, 2^8206866356 is an apocalyptic number.

It is an amenable number.

8206866356 is a deficient number, since it is larger than the sum of its proper divisors (7371205804).

8206866356 is a wasteful number, since it uses less digits than its factorization.

8206866356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135583 (or 1135581 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 50.

The square root of 8206866356 is about 90591.7565565433. The cubic root of 8206866356 is about 2017.0923722781.

The spelling of 8206866356 in words is "eight billion, two hundred six million, eight hundred sixty-six thousand, three hundred fifty-six".