496665216791 has 2 divisors, whose sum is σ = 496665216792. Its totient is φ = 496665216790.

The previous prime is 496665216743. The next prime is 496665216829. The reversal of 496665216791 is 197612566694.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 496665216791 - 2¹⁴ = 496665200407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (496665216721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248332608395 + 248332608396.

It is an arithmetic number, because the mean of its divisors is an integer number (248332608396).

Almost surely, 2^496665216791 is an apocalyptic number.

496665216791 is a deficient number, since it is larger than the sum of its proper divisors (1).

496665216791 is an equidigital number, since it uses as much as digits as its factorization.

496665216791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29393280, while the sum is 62.

The spelling of 496665216791 in words is "four hundred ninety-six billion, six hundred sixty-five million, two hundred sixteen thousand, seven hundred ninety-one".