52442321232 has 40 divisors (see below), whose sum is σ = 154829711296. Its totient is φ = 14983520256.

The previous prime is 52442321207. The next prime is 52442321233. The reversal of 52442321232 is 23212324425.

It is a self number, because there is not a number n which added to its sum of digits gives 52442321232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52442321233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78038833 + ... + 78039504.

Almost surely, 2^52442321232 is an apocalyptic number.

It is an amenable number.

52442321232 is an abundant number, since it is smaller than the sum of its proper divisors (102387390064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52442321232 is a wasteful number, since it uses less digits than its factorization.

52442321232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156078355 (or 156078349 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

Adding to 52442321232 its reverse (23212324425), we get a palindrome (75654645657).

The spelling of 52442321232 in words is "fifty-two billion, four hundred forty-two million, three hundred twenty-one thousand, two hundred thirty-two".