5021505044449 has 2 divisors, whose sum is σ = 5021505044450. Its totient is φ = 5021505044448.

The previous prime is 5021505044419. The next prime is 5021505044459. The reversal of 5021505044449 is 9444405051205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3287458528225 + 1734046516224 = 1813135^2 + 1316832^2 .

It is a cyclic number.

It is not a de Polignac number, because 5021505044449 - 2¹³ = 5021505036257 is a prime.

It is a super-2 number, since 2×5021505044449² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5021505044419) 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, 2510752522224 + 2510752522225.

It is an arithmetic number, because the mean of its divisors is an integer number (2510752522225).

Almost surely, 2^{5021505044449} is an apocalyptic number.

It is an amenable number.

5021505044449 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021505044449 is an equidigital number, since it uses as much as digits as its factorization.

5021505044449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 5021505044449 in words is "five trillion, twenty-one billion, five hundred five million, forty-four thousand, four hundred forty-nine".