497004288779 has 2 divisors, whose sum is σ = 497004288780. Its totient is φ = 497004288778.

The previous prime is 497004288769. The next prime is 497004288857. The reversal of 497004288779 is 977882400794.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497004288779 is a prime.

It is not a weakly prime, because it can be changed into another prime (497004288769) 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, 248502144389 + 248502144390.

It is an arithmetic number, because the mean of its divisors is an integer number (248502144390).

Almost surely, 2^497004288779 is an apocalyptic number.

497004288779 is a deficient number, since it is larger than the sum of its proper divisors (1).

497004288779 is an equidigital number, since it uses as much as digits as its factorization.

497004288779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56899584, while the sum is 65.

The spelling of 497004288779 in words is "four hundred ninety-seven billion, four million, two hundred eighty-eight thousand, seven hundred seventy-nine".