542506363829 has 2 divisors, whose sum is σ = 542506363830. Its totient is φ = 542506363828.

The previous prime is 542506363813. The next prime is 542506363921. The reversal of 542506363829 is 928363605245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 409152122500 + 133354241329 = 639650^2 + 365177^2 .

It is a cyclic number.

It is not a de Polignac number, because 542506363829 - 2⁴ = 542506363813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542506363129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271253181914 + 271253181915.

It is an arithmetic number, because the mean of its divisors is an integer number (271253181915).

Almost surely, 2^542506363829 is an apocalyptic number.

It is an amenable number.

542506363829 is a deficient number, since it is larger than the sum of its proper divisors (1).

542506363829 is an equidigital number, since it uses as much as digits as its factorization.

542506363829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 542506363829 in words is "five hundred forty-two billion, five hundred six million, three hundred sixty-three thousand, eight hundred twenty-nine".