6839649119457 has 96 divisors (see below), whose sum is σ = 12972884920320. Its totient is φ = 3364161672960.

The previous prime is 6839649119441. The next prime is 6839649119467. The reversal of 6839649119457 is 7549119469386.

It is a happy number.

6839649119457 is a `hidden beast` number, since 6 + 8 + 3 + 96 + 491 + 1 + 9 + 45 + 7 = 666.

It is not a de Polignac number, because 6839649119457 - 2⁴ = 6839649119441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6839649119467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23331093 + ... + 23622429.

It is an arithmetic number, because the mean of its divisors is an integer number (135134217920).

Almost surely, 2^{6839649119457} is an apocalyptic number.

It is an amenable number.

6839649119457 is a deficient number, since it is larger than the sum of its proper divisors (6133235800863).

6839649119457 is a wasteful number, since it uses less digits than its factorization.

6839649119457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293163 (or 293160 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 72.

The spelling of 6839649119457 in words is "six trillion, eight hundred thirty-nine billion, six hundred forty-nine million, one hundred nineteen thousand, four hundred fifty-seven".