540686423603 has 2 divisors, whose sum is σ = 540686423604. Its totient is φ = 540686423602.

The previous prime is 540686423593. The next prime is 540686423623. The reversal of 540686423603 is 306324686045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540686423603 - 2¹⁶ = 540686358067 is a prime.

It is not a weakly prime, because it can be changed into another prime (540686423623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270343211801 + 270343211802.

It is an arithmetic number, because the mean of its divisors is an integer number (270343211802).

Almost surely, 2^540686423603 is an apocalyptic number.

540686423603 is a deficient number, since it is larger than the sum of its proper divisors (1).

540686423603 is an equidigital number, since it uses as much as digits as its factorization.

540686423603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 540686423603 in words is "five hundred forty billion, six hundred eighty-six million, four hundred twenty-three thousand, six hundred three".