496649777517 has 12 divisors (see below), whose sum is σ = 717609428380. Its totient is φ = 330995351808.

The previous prime is 496649777479. The next prime is 496649777527. The reversal of 496649777517 is 715777946694.

496649777517 is a `hidden beast` number, since 4 + 9 + 66 + 49 + 7 + 7 + 7 + 517 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 340325223876 + 156324553641 = 583374^2 + 395379^2 .

It is not a de Polignac number, because 496649777517 - 2¹⁴ = 496649761133 is a prime.

It is a super-2 number, since 2×496649777517² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496649777527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8678218 + ... + 8735259.

Almost surely, 2^496649777517 is an apocalyptic number.

It is an amenable number.

496649777517 is a deficient number, since it is larger than the sum of its proper divisors (220959650863).

496649777517 is a wasteful number, since it uses less digits than its factorization.

496649777517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17416652 (or 17416649 counting only the distinct ones).

The product of its digits is 560105280, while the sum is 72.

The spelling of 496649777517 in words is "four hundred ninety-six billion, six hundred forty-nine million, seven hundred seventy-seven thousand, five hundred seventeen".