8375966666 has 8 divisors (see below), whose sum is σ = 12611722464. Its totient is φ = 4172059180.

The previous prime is 8375966659. The next prime is 8375966693. The reversal of 8375966666 is 6666695738.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 8375966599 and 8375966608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7961420 + ... + 7962471.

It is an arithmetic number, because the mean of its divisors is an integer number (1576465308).

Almost surely, 2^8375966666 is an apocalyptic number.

8375966666 is a deficient number, since it is larger than the sum of its proper divisors (4235755798).

8375966666 is a wasteful number, since it uses less digits than its factorization.

8375966666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15924156.

The product of its digits is 58786560, while the sum is 62.

The square root of 8375966666 is about 91520.3073967740. The cubic root of 8375966666 is about 2030.8521797633.

The spelling of 8375966666 in words is "eight billion, three hundred seventy-five million, nine hundred sixty-six thousand, six hundred sixty-six".