540647706407 has 2 divisors, whose sum is σ = 540647706408. Its totient is φ = 540647706406.

The previous prime is 540647706367. The next prime is 540647706427. The reversal of 540647706407 is 704607746045.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540647706407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540647706427) 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, 270323853203 + 270323853204.

It is an arithmetic number, because the mean of its divisors is an integer number (270323853204).

Almost surely, 2^540647706407 is an apocalyptic number.

540647706407 is a deficient number, since it is larger than the sum of its proper divisors (1).

540647706407 is an equidigital number, since it uses as much as digits as its factorization.

540647706407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3951360, while the sum is 50.

The spelling of 540647706407 in words is "five hundred forty billion, six hundred forty-seven million, seven hundred six thousand, four hundred seven".