8206566472 has 32 divisors (see below), whose sum is σ = 16610401080. Its totient is φ = 3778629120.

The previous prime is 8206566457. The next prime is 8206566491. The reversal of 8206566472 is 2746656028.

It can be written as a sum of positive squares in 4 ways, for example, as 3446394436 + 4760172036 = 58706^2 + 68994^2 .

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 7 ways as a sum of consecutive naturals, for example, 49933 + ... + 137500.

Almost surely, 2^8206566472 is an apocalyptic number.

It is an amenable number.

8206566472 is an abundant number, since it is smaller than the sum of its proper divisors (8403834608).

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

8206566472 is a wasteful number, since it uses less digits than its factorization.

8206566472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187873 (or 187869 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 46.

The square root of 8206566472 is about 90590.1014018640. The cubic root of 8206566472 is about 2017.0678033756.

The spelling of 8206566472 in words is "eight billion, two hundred six million, five hundred sixty-six thousand, four hundred seventy-two".