455656589 has 2 divisors, whose sum is σ = 455656590. Its totient is φ = 455656588.

The previous prime is 455656577. The next prime is 455656601. The reversal of 455656589 is 985656554.

It is a balanced prime because it is at equal distance from previous prime (455656577) and next prime (455656601).

It can be written as a sum of positive squares in only one way, i.e., 415752100 + 39904489 = 20390^2 + 6317^2 .

It is a cyclic number.

It is not a de Polignac number, because 455656589 - 2²⁰ = 454608013 is a prime.

It is a super-2 number, since 2×455656589² = 415245854198229842, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 455656589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455656189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227828294 + 227828295.

It is an arithmetic number, because the mean of its divisors is an integer number (227828295).

Almost surely, 2^455656589 is an apocalyptic number.

It is an amenable number.

455656589 is a deficient number, since it is larger than the sum of its proper divisors (1).

455656589 is an equidigital number, since it uses as much as digits as its factorization.

455656589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480000, while the sum is 53.

The square root of 455656589 is about 21346.1141428598. The cubic root of 455656589 is about 769.5069587804.

The spelling of 455656589 in words is "four hundred fifty-five million, six hundred fifty-six thousand, five hundred eighty-nine".