4609545609 has 4 divisors (see below), whose sum is σ = 6146060816. Its totient is φ = 3073030404.

The previous prime is 4609545599. The next prime is 4609545671. The reversal of 4609545609 is 9065459064.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4609545609 - 2¹² = 4609541513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4609545509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 768257599 + ... + 768257604.

It is an arithmetic number, because the mean of its divisors is an integer number (1536515204).

Almost surely, 2^4609545609 is an apocalyptic number.

It is an amenable number.

4609545609 is a deficient number, since it is larger than the sum of its proper divisors (1536515207).

4609545609 is a wasteful number, since it uses less digits than its factorization.

4609545609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536515206.

The product of its (nonzero) digits is 1166400, while the sum is 48.

The square root of 4609545609 is about 67893.6345248949. The cubic root of 4609545609 is about 1664.2530906688.

The spelling of 4609545609 in words is "four billion, six hundred nine million, five hundred forty-five thousand, six hundred nine".