565020515550103 has 2 divisors, whose sum is σ = 565020515550104. Its totient is φ = 565020515550102.

The previous prime is 565020515549953. The next prime is 565020515550119. The reversal of 565020515550103 is 301055515020565.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565020515550103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 565020515550103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565020515550173) 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, 282510257775051 + 282510257775052.

It is an arithmetic number, because the mean of its divisors is an integer number (282510257775052).

Almost surely, 2^{565020515550103} is an apocalyptic number.

565020515550103 is a deficient number, since it is larger than the sum of its proper divisors (1).

565020515550103 is an equidigital number, since it uses as much as digits as its factorization.

565020515550103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 565020515550103 in words is "five hundred sixty-five trillion, twenty billion, five hundred fifteen million, five hundred fifty thousand, one hundred three".