849175847813 has 4 divisors (see below), whose sum is σ = 859406882208. Its totient is φ = 838944813420.

The previous prime is 849175847801. The next prime is 849175847831. The reversal of 849175847813 is 318748571948.

849175847813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 849175847813 - 2¹⁶ = 849175782277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 849175847813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849175847893) 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, 5115517073 + ... + 5115517238.

It is an arithmetic number, because the mean of its divisors is an integer number (214851720552).

Almost surely, 2^849175847813 is an apocalyptic number.

849175847813 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

849175847813 is a deficient number, since it is larger than the sum of its proper divisors (10231034395).

849175847813 is a wasteful number, since it uses less digits than its factorization.

849175847813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10231034394.

The product of its digits is 54190080, while the sum is 65.

The spelling of 849175847813 in words is "eight hundred forty-nine billion, one hundred seventy-five million, eight hundred forty-seven thousand, eight hundred thirteen".