565404361123313 has 2 divisors, whose sum is σ = 565404361123314. Its totient is φ = 565404361123312.

The previous prime is 565404361123211. The next prime is 565404361123351. The reversal of 565404361123313 is 313321163404565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449445427216384 + 115958933906929 = 21200128^2 + 10768423^2 .

It is a cyclic number.

It is not a de Polignac number, because 565404361123313 - 2¹² = 565404361119217 is a prime.

It is not a weakly prime, because it can be changed into another prime (565404361125313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282702180561656 + 282702180561657.

It is an arithmetic number, because the mean of its divisors is an integer number (282702180561657).

Almost surely, 2^{565404361123313} is an apocalyptic number.

It is an amenable number.

565404361123313 is a deficient number, since it is larger than the sum of its proper divisors (1).

565404361123313 is an equidigital number, since it uses as much as digits as its factorization.

565404361123313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 565404361123313 in words is "five hundred sixty-five trillion, four hundred four billion, three hundred sixty-one million, one hundred twenty-three thousand, three hundred thirteen".