868471468066 has 32 divisors (see below), whose sum is σ = 1311750261360. Its totient is φ = 431234482176.

The previous prime is 868471468063. The next prime is 868471468093. The reversal of 868471468066 is 660864174868.

It can be written as a sum of positive squares in 8 ways, for example, as 672063842025 + 196407626041 = 819795^2 + 443179^2 .

It is a junction number, because it is equal to n+sod(n) for n = 868471467989 and 868471468007.

It is not an unprimeable number, because it can be changed into a prime (868471468063) 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 15 ways as a sum of consecutive naturals, for example, 245815236 + ... + 245818768.

Almost surely, 2^868471468066 is an apocalyptic number.

868471468066 is a deficient number, since it is larger than the sum of its proper divisors (443278793294).

868471468066 is a wasteful number, since it uses less digits than its factorization.

868471468066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158.

The product of its (nonzero) digits is 74317824, while the sum is 64.

The spelling of 868471468066 in words is "eight hundred sixty-eight billion, four hundred seventy-one million, four hundred sixty-eight thousand, sixty-six".