8458470866 has 16 divisors (see below), whose sum is σ = 12792873240. Its totient is φ = 4194324480.

The previous prime is 8458470859. The next prime is 8458470871. The reversal of 8458470866 is 6680748548.

It can be written as a sum of positive squares in 4 ways, for example, as 8212890625 + 245580241 = 90625^2 + 15671^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81776 + ... + 153636.

Almost surely, 2^8458470866 is an apocalyptic number.

8458470866 is a deficient number, since it is larger than the sum of its proper divisors (4334402374).

8458470866 is a wasteful number, since it uses less digits than its factorization.

8458470866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72349.

The product of its (nonzero) digits is 10321920, while the sum is 56.

The square root of 8458470866 is about 91969.9454495870. The cubic root of 8458470866 is about 2037.4984448330.

The spelling of 8458470866 in words is "eight billion, four hundred fifty-eight million, four hundred seventy thousand, eight hundred sixty-six".