5256524456528 has 20 divisors (see below), whose sum is σ = 10324030056468. Its totient is φ = 2592258635520.

The previous prime is 5256524456479. The next prime is 5256524456539. The reversal of 5256524456528 is 8256544256525.

It can be written as a sum of positive squares in 2 ways, for example, as 2328346395664 + 2928178060864 = 1525892^2 + 1711192^2 .

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, 2250223343 + ... + 2250225678.

Almost surely, 2^{5256524456528} is an apocalyptic number.

It is an amenable number.

5256524456528 is a deficient number, since it is larger than the sum of its proper divisors (5067505599940).

5256524456528 is a wasteful number, since it uses less digits than its factorization.

5256524456528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500449102 (or 4500449096 counting only the distinct ones).

The product of its digits is 115200000, while the sum is 59.

The spelling of 5256524456528 in words is "five trillion, two hundred fifty-six billion, five hundred twenty-four million, four hundred fifty-six thousand, five hundred twenty-eight".