5257386825 has 12 divisors (see below), whose sum is σ = 8692213008. Its totient is φ = 2803939600.

The previous prime is 5257386817. The next prime is 5257386839. The reversal of 5257386825 is 5286837525.

5257386825 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 5257386825 - 2³ = 5257386817 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35049171 + ... + 35049320.

It is an arithmetic number, because the mean of its divisors is an integer number (724351084).

Almost surely, 2^5257386825 is an apocalyptic number.

It is an amenable number.

5257386825 is a deficient number, since it is larger than the sum of its proper divisors (3434826183).

5257386825 is a wasteful number, since it uses less digits than its factorization.

5257386825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70098504 (or 70098499 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 51.

The square root of 5257386825 is about 72507.8397485403. The cubic root of 5257386825 is about 1738.8280769633.

The spelling of 5257386825 in words is "five billion, two hundred fifty-seven million, three hundred eighty-six thousand, eight hundred twenty-five".