52040250043 has 4 divisors (see below), whose sum is σ = 55101441240. Its totient is φ = 48979058848.

The previous prime is 52040250037. The next prime is 52040250071. The reversal of 52040250043 is 34005204025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52040250043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52040259043) 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, 1530595573 + ... + 1530595606.

It is an arithmetic number, because the mean of its divisors is an integer number (13775360310).

Almost surely, 2^52040250043 is an apocalyptic number.

52040250043 is a deficient number, since it is larger than the sum of its proper divisors (3061191197).

52040250043 is a wasteful number, since it uses less digits than its factorization.

52040250043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061191196.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 52040250043 its reverse (34005204025), we get a palindrome (86045454068).

The spelling of 52040250043 in words is "fifty-two billion, forty million, two hundred fifty thousand, forty-three".