849175847812 has 6 divisors (see below), whose sum is σ = 1486057733678. Its totient is φ = 424587923904.

The previous prime is 849175847801. The next prime is 849175847831. The reversal of 849175847812 is 218748571948.

It can be written as a sum of positive squares in only one way, i.e., 575255503936 + 273920343876 = 758456^2 + 523374^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 106146980973 + ... + 106146980980.

Almost surely, 2^849175847812 is an apocalyptic number.

It is an amenable number.

849175847812 is a deficient number, since it is larger than the sum of its proper divisors (636881885866).

849175847812 is a wasteful number, since it uses less digits than its factorization.

849175847812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212293961957 (or 212293961955 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 64.

The spelling of 849175847812 in words is "eight hundred forty-nine billion, one hundred seventy-five million, eight hundred forty-seven thousand, eight hundred twelve".