601636440341 has 2 divisors, whose sum is σ = 601636440342. Its totient is φ = 601636440340.

The previous prime is 601636440319. The next prime is 601636440343. The reversal of 601636440341 is 143044636106.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 593445285316 + 8191155025 = 770354^2 + 90505^2 .

It is a cyclic number.

It is not a de Polignac number, because 601636440341 - 2¹⁴ = 601636423957 is a prime.

It is a Sophie Germain prime.

Together with 601636440343, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 601636440295 and 601636440304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (601636440343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300818220170 + 300818220171.

It is an arithmetic number, because the mean of its divisors is an integer number (300818220171).

Almost surely, 2^601636440341 is an apocalyptic number.

It is an amenable number.

601636440341 is a deficient number, since it is larger than the sum of its proper divisors (1).

601636440341 is an equidigital number, since it uses as much as digits as its factorization.

601636440341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 601636440341 in words is "six hundred one billion, six hundred thirty-six million, four hundred forty thousand, three hundred forty-one".