52505524501 has 2 divisors, whose sum is σ = 52505524502. Its totient is φ = 52505524500.

The previous prime is 52505524453. The next prime is 52505524531. The reversal of 52505524501 is 10542550525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50647052401 + 1858472100 = 225049^2 + 43110^2 .

It is a cyclic number.

It is not a de Polignac number, because 52505524501 - 2¹⁵ = 52505491733 is a prime.

It is a super-2 number, since 2×52505524501² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52505524531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26252762250 + 26252762251.

It is an arithmetic number, because the mean of its divisors is an integer number (26252762251).

Almost surely, 2^52505524501 is an apocalyptic number.

It is an amenable number.

52505524501 is a deficient number, since it is larger than the sum of its proper divisors (1).

52505524501 is an equidigital number, since it uses as much as digits as its factorization.

52505524501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50000, while the sum is 34.

The spelling of 52505524501 in words is "fifty-two billion, five hundred five million, five hundred twenty-four thousand, five hundred one".