8641476671 has 4 divisors (see below), whose sum is σ = 9017193072. Its totient is φ = 8265760272.

The previous prime is 8641476661. The next prime is 8641476707. The reversal of 8641476671 is 1766741468.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8641476671 - 2⁶ = 8641476607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8641476661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187858166 + ... + 187858211.

It is an arithmetic number, because the mean of its divisors is an integer number (2254298268).

Almost surely, 2^8641476671 is an apocalyptic number.

8641476671 is a deficient number, since it is larger than the sum of its proper divisors (375716401).

8641476671 is a wasteful number, since it uses less digits than its factorization.

8641476671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375716400.

The product of its digits is 1354752, while the sum is 50.

The square root of 8641476671 is about 92959.5431948759. The cubic root of 8641476671 is about 2052.0880308292.

The spelling of 8641476671 in words is "eight billion, six hundred forty-one million, four hundred seventy-six thousand, six hundred seventy-one".