320514054236617 has 2 divisors, whose sum is σ = 320514054236618. Its totient is φ = 320514054236616.

The previous prime is 320514054236609. The next prime is 320514054236647. The reversal of 320514054236617 is 716632450415023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278448660141961 + 42065394094656 = 16686781^2 + 6485784^2 .

It is a cyclic number.

It is not a de Polignac number, because 320514054236617 - 2³ = 320514054236609 is a prime.

It is not a weakly prime, because it can be changed into another prime (320514054236647) 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, 160257027118308 + 160257027118309.

It is an arithmetic number, because the mean of its divisors is an integer number (160257027118309).

Almost surely, 2^{320514054236617} is an apocalyptic number.

It is an amenable number.

320514054236617 is a deficient number, since it is larger than the sum of its proper divisors (1).

320514054236617 is an equidigital number, since it uses as much as digits as its factorization.

320514054236617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 320514054236617 in words is "three hundred twenty trillion, five hundred fourteen billion, fifty-four million, two hundred thirty-six thousand, six hundred seventeen".