52503050000 has 120 divisors (see below), whose sum is σ = 131535721800. Its totient is φ = 20276480000.

The previous prime is 52503049997. The next prime is 52503050027. The reversal of 52503050000 is 5030525.

52503050000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 51632563984 + 870486016 = 227228^2 + 29504^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1431896 + ... + 1468104.

It is an arithmetic number, because the mean of its divisors is an integer number (1096131015).

Almost surely, 2^52503050000 is an apocalyptic number.

52503050000 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 52503050000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65767860900).

52503050000 is an abundant number, since it is smaller than the sum of its proper divisors (79032671800).

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

52503050000 is an equidigital number, since it uses as much as digits as its factorization.

52503050000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36271 (or 36245 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 20.

Adding to 52503050000 its reverse (5030525), we get a palindrome (52508080525).

The spelling of 52503050000 in words is "fifty-two billion, five hundred three million, fifty thousand".