675063544809 has 4 divisors (see below), whose sum is σ = 900084726416. Its totient is φ = 450042363204.

The previous prime is 675063544789. The next prime is 675063544849. The reversal of 675063544809 is 908445360576.

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 675063544809 - 2¹² = 675063540713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (675063544849) 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, 112510590799 + ... + 112510590804.

It is an arithmetic number, because the mean of its divisors is an integer number (225021181604).

Almost surely, 2^675063544809 is an apocalyptic number.

It is an amenable number.

675063544809 is a deficient number, since it is larger than the sum of its proper divisors (225021181607).

675063544809 is a wasteful number, since it uses less digits than its factorization.

675063544809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225021181606.

The product of its (nonzero) digits is 21772800, while the sum is 57.

The spelling of 675063544809 in words is "six hundred seventy-five billion, sixty-three million, five hundred forty-four thousand, eight hundred nine".