455545663 has 4 divisors (see below), whose sum is σ = 462344920. Its totient is φ = 448746408.

The previous prime is 455545661. The next prime is 455545681. The reversal of 455545663 is 366545554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 455545663 - 2¹ = 455545661 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 (455545661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3399528 + ... + 3399661.

It is an arithmetic number, because the mean of its divisors is an integer number (115586230).

Almost surely, 2^455545663 is an apocalyptic number.

455545663 is a deficient number, since it is larger than the sum of its proper divisors (6799257).

455545663 is an equidigital number, since it uses as much as digits as its factorization.

455545663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6799256.

The product of its digits is 1080000, while the sum is 43.

The square root of 455545663 is about 21343.5157132090. The cubic root of 455545663 is about 769.4445102476. Note that the first 3 decimals are identical.

The spelling of 455545663 in words is "four hundred fifty-five million, five hundred forty-five thousand, six hundred sixty-three".