533115450468409 has 2 divisors, whose sum is σ = 533115450468410. Its totient is φ = 533115450468408.

The previous prime is 533115450468323. The next prime is 533115450468413. The reversal of 533115450468409 is 904864054511335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327921285308409 + 205194165160000 = 18108597^2 + 14324600^2 .

It is a cyclic number.

It is not a de Polignac number, because 533115450468409 - 2¹⁵ = 533115450435641 is a prime.

It is not a weakly prime, because it can be changed into another prime (533115450468479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266557725234204 + 266557725234205.

It is an arithmetic number, because the mean of its divisors is an integer number (266557725234205).

Almost surely, 2^{533115450468409} is an apocalyptic number.

It is an amenable number.

533115450468409 is a deficient number, since it is larger than the sum of its proper divisors (1).

533115450468409 is an equidigital number, since it uses as much as digits as its factorization.

533115450468409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104000, while the sum is 58.

The spelling of 533115450468409 in words is "five hundred thirty-three trillion, one hundred fifteen billion, four hundred fifty million, four hundred sixty-eight thousand, four hundred nine".