565480554997 has 2 divisors, whose sum is σ = 565480554998. Its totient is φ = 565480554996.

The previous prime is 565480554973. The next prime is 565480555027. The reversal of 565480554997 is 799455084565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 530750132676 + 34730422321 = 728526^2 + 186361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565480554997 is a prime.

It is a super-3 number, since 3×565480554997³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565480554907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282740277498 + 282740277499.

It is an arithmetic number, because the mean of its divisors is an integer number (282740277499).

Almost surely, 2^565480554997 is an apocalyptic number.

It is an amenable number.

565480554997 is a deficient number, since it is larger than the sum of its proper divisors (1).

565480554997 is an equidigital number, since it uses as much as digits as its factorization.

565480554997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160000, while the sum is 67.

The spelling of 565480554997 in words is "five hundred sixty-five billion, four hundred eighty million, five hundred fifty-four thousand, nine hundred ninety-seven".