454686455 has 16 divisors (see below), whose sum is σ = 571643904. Its totient is φ = 346753440.

The previous prime is 454686443. The next prime is 454686457. The reversal of 454686455 is 554686454.

It is not a de Polignac number, because 454686455 - 2²⁰ = 453637879 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454686457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11507 + ... + 32276.

It is an arithmetic number, because the mean of its divisors is an integer number (35727744).

Almost surely, 2^454686455 is an apocalyptic number.

454686455 is a deficient number, since it is larger than the sum of its proper divisors (116957449).

454686455 is a wasteful number, since it uses less digits than its factorization.

454686455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43886.

The product of its digits is 2304000, while the sum is 47.

The square root of 454686455 is about 21323.3781329319. The cubic root of 454686455 is about 768.9604541570.

Subtracting 454686455 from its reverse (554686454), we obtain a palindrome (99999999).

The spelling of 454686455 in words is "four hundred fifty-four million, six hundred eighty-six thousand, four hundred fifty-five".