52040355109 has 4 divisors (see below), whose sum is σ = 52043808204. Its totient is φ = 52036902016.

The previous prime is 52040355097. The next prime is 52040355127. The reversal of 52040355109 is 90155304025.

52040355109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12340988100 + 39699367009 = 111090^2 + 199247^2 .

It is a cyclic number.

It is not a de Polignac number, because 52040355109 - 2¹¹ = 52040353061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52040355149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1703842 + ... + 1734115.

It is an arithmetic number, because the mean of its divisors is an integer number (13010952051).

Almost surely, 2^52040355109 is an apocalyptic number.

It is an amenable number.

52040355109 is a deficient number, since it is larger than the sum of its proper divisors (3453095).

52040355109 is a wasteful number, since it uses less digits than its factorization.

52040355109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3453094.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 52040355109 in words is "fifty-two billion, forty million, three hundred fifty-five thousand, one hundred nine".