540355343450047 has 2 divisors, whose sum is σ = 540355343450048. Its totient is φ = 540355343450046.

The previous prime is 540355343449979. The next prime is 540355343450177. The reversal of 540355343450047 is 740054343553045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540355343450047 - 2⁴³ = 531559250427839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540355343449976 and 540355343450003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540355343430047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270177671725023 + 270177671725024.

It is an arithmetic number, because the mean of its divisors is an integer number (270177671725024).

Almost surely, 2^{540355343450047} is an apocalyptic number.

540355343450047 is a deficient number, since it is larger than the sum of its proper divisors (1).

540355343450047 is an equidigital number, since it uses as much as digits as its factorization.

540355343450047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240000, while the sum is 52.

The spelling of 540355343450047 in words is "five hundred forty trillion, three hundred fifty-five billion, three hundred forty-three million, four hundred fifty thousand, forty-seven".