454592025809 has 4 divisors (see below), whose sum is σ = 455108022180. Its totient is φ = 454076029440.

The previous prime is 454592025793. The next prime is 454592025821. The reversal of 454592025809 is 908520295454.

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

It can be written as a sum of positive squares in 2 ways, for example, as 311743555600 + 142848470209 = 558340^2 + 377953^2 .

It is a cyclic number.

It is not a de Polignac number, because 454592025809 - 2⁴ = 454592025793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454592025889) 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 3 ways as a sum of consecutive naturals, for example, 257996864 + ... + 257998625.

It is an arithmetic number, because the mean of its divisors is an integer number (113777005545).

Almost surely, 2^454592025809 is an apocalyptic number.

It is an amenable number.

454592025809 is a deficient number, since it is larger than the sum of its proper divisors (515996371).

454592025809 is an equidigital number, since it uses as much as digits as its factorization.

454592025809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515996370.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 454592025809 in words is "four hundred fifty-four billion, five hundred ninety-two million, twenty-five thousand, eight hundred nine".