490277472317 has 2 divisors, whose sum is σ = 490277472318. Its totient is φ = 490277472316.

The previous prime is 490277472263. The next prime is 490277472319. The reversal of 490277472317 is 713274772094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312502242361 + 177775229956 = 559019^2 + 421634^2 .

It is a cyclic number.

It is not a de Polignac number, because 490277472317 - 2¹⁶ = 490277406781 is a prime.

Together with 490277472319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490277472319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245138736158 + 245138736159.

It is an arithmetic number, because the mean of its divisors is an integer number (245138736159).

Almost surely, 2^490277472317 is an apocalyptic number.

It is an amenable number.

490277472317 is a deficient number, since it is larger than the sum of its proper divisors (1).

490277472317 is an equidigital number, since it uses as much as digits as its factorization.

490277472317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4148928, while the sum is 53.

The spelling of 490277472317 in words is "four hundred ninety billion, two hundred seventy-seven million, four hundred seventy-two thousand, three hundred seventeen".