542344412542501 has 2 divisors, whose sum is σ = 542344412542502. Its totient is φ = 542344412542500.

The previous prime is 542344412542489. The next prime is 542344412542531. The reversal of 542344412542501 is 105245214443245.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338609497809025 + 203734914733476 = 18401345^2 + 14273574^2 .

It is a cyclic number.

It is not a de Polignac number, because 542344412542501 - 2⁵ = 542344412542469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542344412542531) 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, 271172206271250 + 271172206271251.

It is an arithmetic number, because the mean of its divisors is an integer number (271172206271251).

Almost surely, 2^{542344412542501} is an apocalyptic number.

It is an amenable number.

542344412542501 is a deficient number, since it is larger than the sum of its proper divisors (1).

542344412542501 is an equidigital number, since it uses as much as digits as its factorization.

542344412542501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072000, while the sum is 46.

Adding to 542344412542501 its reverse (105245214443245), we get a palindrome (647589626985746).

The spelling of 542344412542501 in words is "five hundred forty-two trillion, three hundred forty-four billion, four hundred twelve million, five hundred forty-two thousand, five hundred one".