5021445232009 has 2 divisors, whose sum is σ = 5021445232010. Its totient is φ = 5021445232008.

The previous prime is 5021445232007. The next prime is 5021445232031. The reversal of 5021445232009 is 9002325441205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4346536977225 + 674908254784 = 2084835^2 + 821528^2 .

It is a cyclic number.

It is not a de Polignac number, because 5021445232009 - 2¹ = 5021445232007 is a prime.

Together with 5021445232007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5021445232007) 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, 2510722616004 + 2510722616005.

It is an arithmetic number, because the mean of its divisors is an integer number (2510722616005).

Almost surely, 2^{5021445232009} is an apocalyptic number.

It is an amenable number.

5021445232009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021445232009 is an equidigital number, since it uses as much as digits as its factorization.

5021445232009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 5021445232009 in words is "five trillion, twenty-one billion, four hundred forty-five million, two hundred thirty-two thousand, nine".