538933445801 has 2 divisors, whose sum is σ = 538933445802. Its totient is φ = 538933445800.

The previous prime is 538933445789. The next prime is 538933445837. The reversal of 538933445801 is 108544339835.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 537787555600 + 1145890201 = 733340^2 + 33851^2 .

It is a cyclic number.

It is not a de Polignac number, because 538933445801 - 2²⁶ = 538866336937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (538933445861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269466722900 + 269466722901.

It is an arithmetic number, because the mean of its divisors is an integer number (269466722901).

Almost surely, 2^538933445801 is an apocalyptic number.

It is an amenable number.

538933445801 is a deficient number, since it is larger than the sum of its proper divisors (1).

538933445801 is an equidigital number, since it uses as much as digits as its factorization.

538933445801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 538933445801 in words is "five hundred thirty-eight billion, nine hundred thirty-three million, four hundred forty-five thousand, eight hundred one".