6831557084 has 48 divisors (see below), whose sum is σ = 13738273920. Its totient is φ = 2939722560.

The previous prime is 6831557011. The next prime is 6831557101. The reversal of 6831557084 is 4807551386.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1968719 + ... + 1972185.

It is an arithmetic number, because the mean of its divisors is an integer number (286214040).

Almost surely, 2^6831557084 is an apocalyptic number.

It is an amenable number.

6831557084 is an abundant number, since it is smaller than the sum of its proper divisors (6906716836).

6831557084 is a wasteful number, since it uses less digits than its factorization.

6831557084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858 (or 5856 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 47.

The square root of 6831557084 is about 82653.2339597187. The cubic root of 6831557084 is about 1897.4626410573.

The spelling of 6831557084 in words is "six billion, eight hundred thirty-one million, five hundred fifty-seven thousand, eighty-four".