454647216717 has 6 divisors (see below), whose sum is σ = 656712646382. Its totient is φ = 303098144472.

The previous prime is 454647216707. The next prime is 454647216731. The reversal of 454647216717 is 717612746454.

454647216717 is a `hidden beast` number, since 4 + 5 + 4 + 6 + 472 + 167 + 1 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 392140216521 + 62507000196 = 626211^2 + 250014^2 .

It is not a de Polignac number, because 454647216717 - 2³⁵ = 420287478349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454647216707) 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 in 5 ways as a sum of consecutive naturals, for example, 25258178698 + ... + 25258178715.

Almost surely, 2^454647216717 is an apocalyptic number.

It is an amenable number.

454647216717 is a deficient number, since it is larger than the sum of its proper divisors (202065429665).

454647216717 is a wasteful number, since it uses less digits than its factorization.

454647216717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50516357419 (or 50516357416 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 54.

The spelling of 454647216717 in words is "four hundred fifty-four billion, six hundred forty-seven million, two hundred sixteen thousand, seven hundred seventeen".