497456874443 has 2 divisors, whose sum is σ = 497456874444. Its totient is φ = 497456874442.

The previous prime is 497456874391. The next prime is 497456874449. The reversal of 497456874443 is 344478654794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 497456874443 - 2¹⁸ = 497456612299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 497456874443.

It is not a weakly prime, because it can be changed into another prime (497456874449) 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, 248728437221 + 248728437222.

It is an arithmetic number, because the mean of its divisors is an integer number (248728437222).

Almost surely, 2^497456874443 is an apocalyptic number.

497456874443 is a deficient number, since it is larger than the sum of its proper divisors (1).

497456874443 is an equidigital number, since it uses as much as digits as its factorization.

497456874443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 325140480, while the sum is 65.

The spelling of 497456874443 in words is "four hundred ninety-seven billion, four hundred fifty-six million, eight hundred seventy-four thousand, four hundred forty-three".