52552303320 has 384 divisors, whose sum is σ = 183689544960. Its totient is φ = 11925872640.

The previous prime is 52552303289. The next prime is 52552303333. The reversal of 52552303320 is 2330325525.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 132373362 + ... + 132373758.

It is an arithmetic number, because the mean of its divisors is an integer number (478358190).

Almost surely, 2^52552303320 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 52552303320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91844772480).

52552303320 is an abundant number, since it is smaller than the sum of its proper divisors (131137241640).

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

52552303320 is a wasteful number, since it uses less digits than its factorization.

52552303320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803 (or 782 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 30.

Adding to 52552303320 its reverse (2330325525), we get a palindrome (54882628845).

The spelling of 52552303320 in words is "fifty-two billion, five hundred fifty-two million, three hundred three thousand, three hundred twenty".