52566108529 has 27 divisors (see below), whose sum is σ = 61035983211. Its totient is φ = 45230977440.

The previous prime is 52566108521. The next prime is 52566108533. The reversal of 52566108529 is 92580166525.

It is a happy number.

The square root of 52566108529 is 229273.

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

It can be written as a sum of positive squares in only one way, i.e., 14948730225 + 37617378304 = 122265^2 + 193952^2 .

It is not a de Polignac number, because 52566108529 - 2³ = 52566108521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52566108521) by changing a digit.

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 26 ways as a sum of consecutive naturals, for example, 47917509 + ... + 47918605.

Almost surely, 2^52566108529 is an apocalyptic number.

52566108529 is the 229273-rd square number.

52566108529 is the 114637-th centered octagonal number.

It is an amenable number.

52566108529 is a deficient number, since it is larger than the sum of its proper divisors (8469874682).

52566108529 is an equidigital number, since it uses as much as digits as its factorization.

52566108529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 49.

Multiplying 52566108529 by its sum of digits (49), we get a square (2575739317921 = 1604911²).

The spelling of 52566108529 in words is "fifty-two billion, five hundred sixty-six million, one hundred eight thousand, five hundred twenty-nine".