320522425417 has 2 divisors, whose sum is σ = 320522425418. Its totient is φ = 320522425416.

The previous prime is 320522425409. The next prime is 320522425477. The reversal of 320522425417 is 714524225023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291266375481 + 29256049936 = 539691^2 + 171044^2 .

It is a cyclic number.

It is not a de Polignac number, because 320522425417 - 2³ = 320522425409 is a prime.

It is not a weakly prime, because it can be changed into another prime (320522425477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160261212708 + 160261212709.

It is an arithmetic number, because the mean of its divisors is an integer number (160261212709).

Almost surely, 2^320522425417 is an apocalyptic number.

It is an amenable number.

320522425417 is a deficient number, since it is larger than the sum of its proper divisors (1).

320522425417 is an equidigital number, since it uses as much as digits as its factorization.

320522425417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 320522425417 in words is "three hundred twenty billion, five hundred twenty-two million, four hundred twenty-five thousand, four hundred seventeen".