52023443220 has 72 divisors (see below), whose sum is σ = 180347940864. Its totient is φ = 11891072448.

The previous prime is 52023443203. The next prime is 52023443257. The reversal of 52023443220 is 2234432025.

It is a happy number.

52023443220 is a `hidden beast` number, since 5 + 202 + 3 + 4 + 432 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20642964 + ... + 20645483.

It is an arithmetic number, because the mean of its divisors is an integer number (2504832512).

Almost surely, 2^52023443220 is an apocalyptic number.

It is an amenable number.

52023443220 is an abundant number, since it is smaller than the sum of its proper divisors (128324497644).

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

52023443220 is a wasteful number, since it uses less digits than its factorization.

52023443220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41288469 (or 41288464 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 52023443220 its reverse (2234432025), we get a palindrome (54257875245).

The spelling of 52023443220 in words is "fifty-two billion, twenty-three million, four hundred forty-three thousand, two hundred twenty".