496640584449 has 12 divisors (see below), whose sum is σ = 717407216656. Its totient is φ = 331076422872.

The previous prime is 496640584411. The next prime is 496640584487. The reversal of 496640584449 is 944485046694.

496640584449 is a `hidden beast` number, since 4 + 9 + 6 + 6 + 4 + 0 + 584 + 4 + 49 = 666.

It is an interprime number because it is at equal distance from previous prime (496640584411) and next prime (496640584487).

It is a de Polignac number, because none of the positive numbers 2^k-496640584449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496640534449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1258639 + ... + 1605444.

Almost surely, 2^496640584449 is an apocalyptic number.

It is an amenable number.

496640584449 is a deficient number, since it is larger than the sum of its proper divisors (220766632207).

496640584449 is a wasteful number, since it uses less digits than its factorization.

496640584449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883356 (or 2883353 counting only the distinct ones).

The product of its (nonzero) digits is 119439360, while the sum is 63.

The spelling of 496640584449 in words is "four hundred ninety-six billion, six hundred forty million, five hundred eighty-four thousand, four hundred forty-nine".