5521831217599 has 2 divisors, whose sum is σ = 5521831217600. Its totient is φ = 5521831217598.

The previous prime is 5521831217501. The next prime is 5521831217653. The reversal of 5521831217599 is 9957121381255.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5521831217599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5521831217699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760915608799 + 2760915608800.

It is an arithmetic number, because the mean of its divisors is an integer number (2760915608800).

Almost surely, 2^{5521831217599} is an apocalyptic number.

5521831217599 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521831217599 is an equidigital number, since it uses as much as digits as its factorization.

5521831217599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804000, while the sum is 58.

The spelling of 5521831217599 in words is "five trillion, five hundred twenty-one billion, eight hundred thirty-one million, two hundred seventeen thousand, five hundred ninety-nine".