5521232321249 has 2 divisors, whose sum is σ = 5521232321250. Its totient is φ = 5521232321248.

The previous prime is 5521232321207. The next prime is 5521232321321. The reversal of 5521232321249 is 9421232321255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4652994126400 + 868238194849 = 2157080^2 + 931793^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5521232321249 is a prime.

It is not a weakly prime, because it can be changed into another prime (5521232323249) 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 as a sum of consecutive naturals, namely, 2760616160624 + 2760616160625.

It is an arithmetic number, because the mean of its divisors is an integer number (2760616160625).

Almost surely, 2^{5521232321249} is an apocalyptic number.

It is an amenable number.

5521232321249 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521232321249 is an equidigital number, since it uses as much as digits as its factorization.

5521232321249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 41.

The spelling of 5521232321249 in words is "five trillion, five hundred twenty-one billion, two hundred thirty-two million, three hundred twenty-one thousand, two hundred forty-nine".