320430055417 has 4 divisors (see below), whose sum is σ = 320517298420. Its totient is φ = 320342812416.

The previous prime is 320430055409. The next prime is 320430055423. The reversal of 320430055417 is 714550034023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21391695081 + 299038360336 = 146259^2 + 546844^2 .

It is a cyclic number.

It is not a de Polignac number, because 320430055417 - 2³ = 320430055409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320430055457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43615992 + ... + 43623337.

It is an arithmetic number, because the mean of its divisors is an integer number (80129324605).

Almost surely, 2^320430055417 is an apocalyptic number.

It is an amenable number.

320430055417 is a deficient number, since it is larger than the sum of its proper divisors (87243003).

320430055417 is an equidigital number, since it uses as much as digits as its factorization.

320430055417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87243002.

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 320430055417 in words is "three hundred twenty billion, four hundred thirty million, fifty-five thousand, four hundred seventeen".