8317666628 has 12 divisors (see below), whose sum is σ = 14562026220. Its totient is φ = 4157087712.

The previous prime is 8317666607. The next prime is 8317666649. The reversal of 8317666628 is 8266667138.

It is an interprime number because it is at equal distance from previous prime (8317666607) and next prime (8317666649).

It can be written as a sum of positive squares in 2 ways, for example, as 3941579524 + 4376087104 = 62782^2 + 66152^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8317666628.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425651 + ... + 444762.

It is an arithmetic number, because the mean of its divisors is an integer number (1213502185).

Almost surely, 2^8317666628 is an apocalyptic number.

It is an amenable number.

8317666628 is a deficient number, since it is larger than the sum of its proper divisors (6244359592).

8317666628 is a wasteful number, since it uses less digits than its factorization.

8317666628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872806 (or 872804 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 8317666628 is about 91201.2424696067. The cubic root of 8317666628 is about 2026.1293606193.

The spelling of 8317666628 in words is "eight billion, three hundred seventeen million, six hundred sixty-six thousand, six hundred twenty-eight".