52522312443 has 4 divisors (see below), whose sum is σ = 70029749928. Its totient is φ = 35014874960.

The previous prime is 52522312421. The next prime is 52522312489. The reversal of 52522312443 is 34421322525.

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 52522312443 - 2¹² = 52522308347 is a prime.

It is a super-2 number, since 2×52522312443² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52522312043) 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, 8753718738 + ... + 8753718743.

It is an arithmetic number, because the mean of its divisors is an integer number (17507437482).

Almost surely, 2^52522312443 is an apocalyptic number.

52522312443 is a deficient number, since it is larger than the sum of its proper divisors (17507437485).

52522312443 is a wasteful number, since it uses less digits than its factorization.

52522312443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17507437484.

The product of its digits is 57600, while the sum is 33.

Adding to 52522312443 its reverse (34421322525), we get a palindrome (86943634968).

The spelling of 52522312443 in words is "fifty-two billion, five hundred twenty-two million, three hundred twelve thousand, four hundred forty-three".