5257682867525 has 72 divisors (see below), whose sum is σ = 7418562551400. Its totient is φ = 3689243712000.

The previous prime is 5257682867513. The next prime is 5257682867531.

5257682867525 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 12 ways, for example, as 4221615387649 + 1036067479876 = 2054657^2 + 1017874^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5257682867525 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 125338055 + ... + 125379995.

Almost surely, 2^{5257682867525} is an apocalyptic number.

5257682867525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5257682867525 is a deficient number, since it is larger than the sum of its proper divisors (2160879683875).

5257682867525 is a wasteful number, since it uses less digits than its factorization.

5257682867525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43431 (or 43415 counting only the distinct ones).

The product of its digits is 564480000, while the sum is 68.

The spelling of 5257682867525 in words is "five trillion, two hundred fifty-seven billion, six hundred eighty-two million, eight hundred sixty-seven thousand, five hundred twenty-five".