541563366400943 has 2 divisors, whose sum is σ = 541563366400944. Its totient is φ = 541563366400942.

The previous prime is 541563366400933. The next prime is 541563366400961. The reversal of 541563366400943 is 349004663365145.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 541563366400943 - 2¹⁰ = 541563366399919 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541563366400933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270781683200471 + 270781683200472.

It is an arithmetic number, because the mean of its divisors is an integer number (270781683200472).

Almost surely, 2^{541563366400943} is an apocalyptic number.

541563366400943 is a deficient number, since it is larger than the sum of its proper divisors (1).

541563366400943 is an equidigital number, since it uses as much as digits as its factorization.

541563366400943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 83980800, while the sum is 59.

The spelling of 541563366400943 in words is "five hundred forty-one trillion, five hundred sixty-three billion, three hundred sixty-six million, four hundred thousand, nine hundred forty-three".