5524605521 has 2 divisors, whose sum is σ = 5524605522. Its totient is φ = 5524605520.

The previous prime is 5524605517. The next prime is 5524605539. The reversal of 5524605521 is 1255064255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4887547921 + 637057600 = 69911^2 + 25240^2 .

It is a cyclic number.

It is not a de Polignac number, because 5524605521 - 2² = 5524605517 is a prime.

It is not a weakly prime, because it can be changed into another prime (5524605421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2762302760 + 2762302761.

It is an arithmetic number, because the mean of its divisors is an integer number (2762302761).

Almost surely, 2^5524605521 is an apocalyptic number.

It is an amenable number.

5524605521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5524605521 is an equidigital number, since it uses as much as digits as its factorization.

5524605521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 5524605521 is about 74327.6901363146. The cubic root of 5524605521 is about 1767.8025568338.

Adding to 5524605521 its reverse (1255064255), we get a palindrome (6779669776).

The spelling of 5524605521 in words is "five billion, five hundred twenty-four million, six hundred five thousand, five hundred twenty-one".