5023648463209 has 2 divisors, whose sum is σ = 5023648463210. Its totient is φ = 5023648463208.

The previous prime is 5023648463201. The next prime is 5023648463221. The reversal of 5023648463209 is 9023648463205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5021812083600 + 1836379609 = 2240940^2 + 42853^2 .

It is a cyclic number.

It is not a de Polignac number, because 5023648463209 - 2³ = 5023648463201 is a prime.

It is not a weakly prime, because it can be changed into another prime (5023648463201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2511824231604 + 2511824231605.

It is an arithmetic number, because the mean of its divisors is an integer number (2511824231605).

Almost surely, 2^{5023648463209} is an apocalyptic number.

It is an amenable number.

5023648463209 is a deficient number, since it is larger than the sum of its proper divisors (1).

5023648463209 is an equidigital number, since it uses as much as digits as its factorization.

5023648463209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7464960, while the sum is 52.

The spelling of 5023648463209 in words is "five trillion, twenty-three billion, six hundred forty-eight million, four hundred sixty-three thousand, two hundred nine".