849184111393 has 4 divisors (see below), whose sum is σ = 859933277440. Its totient is φ = 838434945348.

The previous prime is 849184111351. The next prime is 849184111409. The reversal of 849184111393 is 393111481948.

849184111393 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 a de Polignac number, because none of the positive numbers 2^k-849184111393 is a prime.

It is a super-2 number, since 2×849184111393² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 849184111393.

It is not an unprimeable number, because it can be changed into a prime (849184111093) 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, 5374582905 + ... + 5374583062.

It is an arithmetic number, because the mean of its divisors is an integer number (214983319360).

Almost surely, 2^849184111393 is an apocalyptic number.

It is an amenable number.

849184111393 is a deficient number, since it is larger than the sum of its proper divisors (10749166047).

849184111393 is a wasteful number, since it uses less digits than its factorization.

849184111393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10749166046.

The product of its digits is 746496, while the sum is 52.

The spelling of 849184111393 in words is "eight hundred forty-nine billion, one hundred eighty-four million, one hundred eleven thousand, three hundred ninety-three".