8134666668 has 36 divisors (see below), whose sum is σ = 21772197720. Its totient is φ = 2552052096.

The previous prime is 8134666627. The next prime is 8134666679. The reversal of 8134666668 is 8666664318.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6645358 + ... + 6646581.

It is an arithmetic number, because the mean of its divisors is an integer number (604783270).

Almost surely, 2^8134666668 is an apocalyptic number.

It is an amenable number.

8134666668 is an abundant number, since it is smaller than the sum of its proper divisors (13637531052).

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

8134666668 is a wasteful number, since it uses less digits than its factorization.

8134666668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13291966 (or 13291961 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 54.

The square root of 8134666668 is about 90192.3869736243. The cubic root of 8134666668 is about 2011.1598355463.

The spelling of 8134666668 in words is "eight billion, one hundred thirty-four million, six hundred sixty-six thousand, six hundred sixty-eight".