543640202046341 has 2 divisors, whose sum is σ = 543640202046342. Its totient is φ = 543640202046340.

The previous prime is 543640202046311. The next prime is 543640202046377. The reversal of 543640202046341 is 143640202046345.

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., 472576077604225 + 71064124442116 = 21738815^2 + 8429954^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543640202046341 is a prime.

It is a super-2 number, since 2×543640202046341² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 543640202046292 and 543640202046301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543640202046311) 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, 271820101023170 + 271820101023171.

It is an arithmetic number, because the mean of its divisors is an integer number (271820101023171).

Almost surely, 2^{543640202046341} is an apocalyptic number.

It is an amenable number.

543640202046341 is a deficient number, since it is larger than the sum of its proper divisors (1).

543640202046341 is an equidigital number, since it uses as much as digits as its factorization.

543640202046341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 44.

The spelling of 543640202046341 in words is "five hundred forty-three trillion, six hundred forty billion, two hundred two million, forty-six thousand, three hundred forty-one".