5252012642529 has 27 divisors (see below), whose sum is σ = 7638323050449. Its totient is φ = 3477466549800.

The previous prime is 5252012642507. The next prime is 5252012642537. The reversal of 5252012642529 is 9252462102525.

The square root of 5252012642529 is 2291727.

It is a perfect power (a square), and thus also a powerful number.

5252012642529 is a `hidden beast` number, since 5 + 2 + 52 + 0 + 12 + 64 + 2 + 529 = 666.

It is not a de Polignac number, because 5252012642529 - 2⁵ = 5252012642497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5252012642579) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1038149802 + ... + 1038154860.

Almost surely, 2^{5252012642529} is an apocalyptic number.

5252012642529 is the 2291727-th square number.

5252012642529 is the 1145864-th centered octagonal number.

It is an amenable number.

5252012642529 is a deficient number, since it is larger than the sum of its proper divisors (2386310407920).

5252012642529 is an frugal number, since it uses more digits than its factorization.

5252012642529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10426 (or 5213 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 5252012642529 in words is "five trillion, two hundred fifty-two billion, twelve million, six hundred forty-two thousand, five hundred twenty-nine".