52440213203 has 4 divisors (see below), whose sum is σ = 59931672240. Its totient is φ = 44948754168.

The previous prime is 52440213181. The next prime is 52440213209. The reversal of 52440213203 is 30231204425.

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

It is a cyclic number.

It is not a de Polignac number, because 52440213203 - 2⁶ = 52440213139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52440213209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3745729508 + ... + 3745729521.

It is an arithmetic number, because the mean of its divisors is an integer number (14982918060).

Almost surely, 2^52440213203 is an apocalyptic number.

52440213203 is a deficient number, since it is larger than the sum of its proper divisors (7491459037).

52440213203 is an equidigital number, since it uses as much as digits as its factorization.

52440213203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7491459036.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 52440213203 its reverse (30231204425), we get a palindrome (82671417628).

The spelling of 52440213203 in words is "fifty-two billion, four hundred forty million, two hundred thirteen thousand, two hundred three".