847666073752223 has 32 divisors (see below), whose sum is σ = 1010712522792960. Its totient is φ = 701875887552000.

The previous prime is 847666073752193. The next prime is 847666073752237. The reversal of 847666073752223 is 322257370666748.

It is a cyclic number.

It is not a de Polignac number, because 847666073752223 - 2¹⁰ = 847666073751199 is a prime.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (847666073752283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1554419018 + ... + 1554964248.

It is an arithmetic number, because the mean of its divisors is an integer number (31584766337280).

Almost surely, 2^{847666073752223} is an apocalyptic number.

847666073752223 is a deficient number, since it is larger than the sum of its proper divisors (163046449040737).

847666073752223 is a wasteful number, since it uses less digits than its factorization.

847666073752223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813479.

The product of its (nonzero) digits is 853493760, while the sum is 68.

The spelling of 847666073752223 in words is "eight hundred forty-seven trillion, six hundred sixty-six billion, seventy-three million, seven hundred fifty-two thousand, two hundred twenty-three".