849673832871 has 8 divisors (see below), whose sum is σ = 1134107517424. Its totient is φ = 565844685120.

The previous prime is 849673832773. The next prime is 849673832993. The reversal of 849673832871 is 178238376948.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 849673832871 - 2¹¹ = 849673830823 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 (849673834871) 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 7 ways as a sum of consecutive naturals, for example, 151130920 + ... + 151136541.

It is an arithmetic number, because the mean of its divisors is an integer number (141763439678).

Almost surely, 2^849673832871 is an apocalyptic number.

849673832871 is a deficient number, since it is larger than the sum of its proper divisors (284433684553).

849673832871 is a wasteful number, since it uses less digits than its factorization.

849673832871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302268401.

The product of its digits is 97542144, while the sum is 66.

The spelling of 849673832871 in words is "eight hundred forty-nine billion, six hundred seventy-three million, eight hundred thirty-two thousand, eight hundred seventy-one".