849196891311 has 8 divisors (see below), whose sum is σ = 1132883627520. Its totient is φ = 565820707992.

The previous prime is 849196891303. The next prime is 849196891357. The reversal of 849196891311 is 113198691948.

849196891311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 849196891311 - 2³ = 849196891303 is a prime.

It is a super-2 number, since 2×849196891311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849196891511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77631841 + ... + 77642778.

It is an arithmetic number, because the mean of its divisors is an integer number (141610453440).

Almost surely, 2^849196891311 is an apocalyptic number.

849196891311 is a deficient number, since it is larger than the sum of its proper divisors (283686736209).

849196891311 is a wasteful number, since it uses less digits than its factorization.

849196891311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155276445.

The product of its digits is 3359232, while the sum is 60.

The spelling of 849196891311 in words is "eight hundred forty-nine billion, one hundred ninety-six million, eight hundred ninety-one thousand, three hundred eleven".