52445232500 has 120 divisors (see below), whose sum is σ = 120920243136. Its totient is φ = 19857024000.

The previous prime is 52445232487. The next prime is 52445232563. The reversal of 52445232500 is 523254425.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5572799 + ... + 5582201.

Almost surely, 2^52445232500 is an apocalyptic number.

52445232500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52445232500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60460121568).

52445232500 is an abundant number, since it is smaller than the sum of its proper divisors (68475010636).

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

52445232500 is a wasteful number, since it uses less digits than its factorization.

52445232500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9547 (or 9530 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 52445232500 its reverse (523254425), we get a palindrome (52968486925).

The spelling of 52445232500 in words is "fifty-two billion, four hundred forty-five million, two hundred thirty-two thousand, five hundred".