6825376520 has 16 divisors (see below), whose sum is σ = 15357097260. Its totient is φ = 2730150592.

The previous prime is 6825376507. The next prime is 6825376601. The reversal of 6825376520 is 256735286.

It can be written as a sum of positive squares in 2 ways, for example, as 6792726724 + 32649796 = 82418^2 + 5714^2 .

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 3 ways as a sum of consecutive naturals, for example, 85317167 + ... + 85317246.

Almost surely, 2^6825376520 is an apocalyptic number.

It is an amenable number.

6825376520 is an abundant number, since it is smaller than the sum of its proper divisors (8531720740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6825376520 is a wasteful number, since it uses less digits than its factorization.

6825376520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170634424 (or 170634420 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 6825376520 is about 82615.8369805693. The cubic root of 6825376520 is about 1896.8902518960.

The spelling of 6825376520 in words is "six billion, eight hundred twenty-five million, three hundred seventy-six thousand, five hundred twenty".