538858560841 has 2 divisors, whose sum is σ = 538858560842. Its totient is φ = 538858560840.

The previous prime is 538858560797. The next prime is 538858560847. The reversal of 538858560841 is 148065858835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 386293325625 + 152565235216 = 621525^2 + 390596^2 .

It is a cyclic number.

It is not a de Polignac number, because 538858560841 - 2¹⁵ = 538858528073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 538858560841.

It is not a weakly prime, because it can be changed into another prime (538858560847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269429280420 + 269429280421.

It is an arithmetic number, because the mean of its divisors is an integer number (269429280421).

Almost surely, 2^538858560841 is an apocalyptic number.

It is an amenable number.

538858560841 is a deficient number, since it is larger than the sum of its proper divisors (1).

538858560841 is an equidigital number, since it uses as much as digits as its factorization.

538858560841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864000, while the sum is 61.

The spelling of 538858560841 in words is "five hundred thirty-eight billion, eight hundred fifty-eight million, five hundred sixty thousand, eight hundred forty-one".