6504082857 has 24 divisors (see below), whose sum is σ = 9471571200. Its totient is φ = 4300678368.

The previous prime is 6504082829. The next prime is 6504082859. The reversal of 6504082857 is 7582804056.

6504082857 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6504082857 - 2¹¹ = 6504080809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6504082859) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1798383 + ... + 1801995.

It is an arithmetic number, because the mean of its divisors is an integer number (394648800).

Almost surely, 2^6504082857 is an apocalyptic number.

It is an amenable number.

6504082857 is a deficient number, since it is larger than the sum of its proper divisors (2967488343).

6504082857 is a wasteful number, since it uses less digits than its factorization.

6504082857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5197 (or 5194 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 6504082857 is about 80647.8943122510. The cubic root of 6504082857 is about 1866.6462481433.

The spelling of 6504082857 in words is "six billion, five hundred four million, eighty-two thousand, eight hundred fifty-seven".