5532785521 has 2 divisors, whose sum is σ = 5532785522. Its totient is φ = 5532785520.

The previous prime is 5532785519. The next prime is 5532785551. The reversal of 5532785521 is 1255872355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4164895296 + 1367890225 = 64536^2 + 36985^2 .

It is a cyclic number.

It is not a de Polignac number, because 5532785521 - 2¹ = 5532785519 is a prime.

It is a super-2 number, since 2×5532785521² = 61223431242774482882, which contains 22 as substring.

Together with 5532785519, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5532785551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2766392760 + 2766392761.

It is an arithmetic number, because the mean of its divisors is an integer number (2766392761).

Almost surely, 2^5532785521 is an apocalyptic number.

It is an amenable number.

5532785521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5532785521 is an equidigital number, since it uses as much as digits as its factorization.

5532785521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 420000, while the sum is 43.

The square root of 5532785521 is about 74382.6963816182. The cubic root of 5532785521 is about 1768.6746247543.

The spelling of 5532785521 in words is "five billion, five hundred thirty-two million, seven hundred eighty-five thousand, five hundred twenty-one".