52223051504 has 80 divisors (see below), whose sum is σ = 109785348288. Its totient is φ = 23922210816.

The previous prime is 52223051501. The next prime is 52223051561. The reversal of 52223051504 is 40515032225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52223051501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19954004 + ... + 19956620.

Almost surely, 2^52223051504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52223051504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54892674144).

52223051504 is an abundant number, since it is smaller than the sum of its proper divisors (57562296784).

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

52223051504 is a wasteful number, since it uses less digits than its factorization.

52223051504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322 (or 3316 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 52223051504 its reverse (40515032225), we get a palindrome (92738083729).

The spelling of 52223051504 in words is "fifty-two billion, two hundred twenty-three million, fifty-one thousand, five hundred four".