8446972713 has 4 divisors (see below), whose sum is σ = 11262630288. Its totient is φ = 5631315140.

The previous prime is 8446972687. The next prime is 8446972717. The reversal of 8446972713 is 3172796448.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8446972713 - 2⁹ = 8446972201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8446972717) 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, 1407828783 + ... + 1407828788.

It is an arithmetic number, because the mean of its divisors is an integer number (2815657572).

Almost surely, 2^8446972713 is an apocalyptic number.

It is an amenable number.

8446972713 is a deficient number, since it is larger than the sum of its proper divisors (2815657575).

8446972713 is a wasteful number, since it uses less digits than its factorization.

8446972713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815657574.

The product of its digits is 2032128, while the sum is 51.

The square root of 8446972713 is about 91907.4138086803. The cubic root of 8446972713 is about 2036.5747911865.

The spelling of 8446972713 in words is "eight billion, four hundred forty-six million, nine hundred seventy-two thousand, seven hundred thirteen".