6825172052 has 12 divisors (see below), whose sum is σ = 11944928436. Its totient is φ = 3412335360.

The previous prime is 6825172031. The next prime is 6825172091. The reversal of 6825172052 is 2502715286.

It can be written as a sum of positive squares in 2 ways, for example, as 5860821136 + 964350916 = 76556^2 + 31054^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6825171997 and 6825172015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7268 + ... + 117060.

It is an arithmetic number, because the mean of its divisors is an integer number (995410703).

Almost surely, 2^6825172052 is an apocalyptic number.

It is an amenable number.

6825172052 is a deficient number, since it is larger than the sum of its proper divisors (5119756384).

6825172052 is a wasteful number, since it uses less digits than its factorization.

6825172052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125338 (or 125336 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 6825172052 is about 82614.5995088035. The cubic root of 6825172052 is about 1896.8713099749.

The spelling of 6825172052 in words is "six billion, eight hundred twenty-five million, one hundred seventy-two thousand, fifty-two".