52445300502 has 128 divisors (see below), whose sum is σ = 126049397760. Its totient is φ = 14230702080.

The previous prime is 52445300443. The next prime is 52445300519. The reversal of 52445300502 is 20500354425.

It is a self number, because there is not a number n which added to its sum of digits gives 52445300502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50769378 + ... + 50770410.

It is an arithmetic number, because the mean of its divisors is an integer number (984760920).

Almost surely, 2^52445300502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52445300502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63024698880).

52445300502 is an abundant number, since it is smaller than the sum of its proper divisors (73604097258).

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

52445300502 is a wasteful number, since it uses less digits than its factorization.

52445300502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718.

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 52445300502 its reverse (20500354425), we get a palindrome (72945654927).

The spelling of 52445300502 in words is "fifty-two billion, four hundred forty-five million, three hundred thousand, five hundred two".