53503524209 has 16 divisors (see below), whose sum is σ = 56124330240. Its totient is φ = 50907890880.

The previous prime is 53503524203. The next prime is 53503524241. The reversal of 53503524209 is 90242530535.

It is a de Polignac number, because none of the positive numbers 2^k-53503524209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53503524203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4013447 + ... + 4026755.

It is an arithmetic number, because the mean of its divisors is an integer number (3507770640).

Almost surely, 2^53503524209 is an apocalyptic number.

It is an amenable number.

53503524209 is a deficient number, since it is larger than the sum of its proper divisors (2620806031).

53503524209 is a wasteful number, since it uses less digits than its factorization.

53503524209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14240.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 53503524209 in words is "fifty-three billion, five hundred three million, five hundred twenty-four thousand, two hundred nine".