52503310140 has 48 divisors (see below), whose sum is σ = 150594867360. Its totient is φ = 13659397120.

The previous prime is 52503310133. The next prime is 52503310169. The reversal of 52503310140 is 4101330525.

It is a self number, because there is not a number n which added to its sum of digits gives 52503310140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10668945 + ... + 10673864.

It is an arithmetic number, because the mean of its divisors is an integer number (3137393070).

Almost surely, 2^52503310140 is an apocalyptic number.

It is an amenable number.

52503310140 is an abundant number, since it is smaller than the sum of its proper divisors (98091557220).

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

52503310140 is a wasteful number, since it uses less digits than its factorization.

52503310140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21342862 (or 21342860 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 52503310140 its reverse (4101330525), we get a palindrome (56604640665).

The spelling of 52503310140 in words is "fifty-two billion, five hundred three million, three hundred ten thousand, one hundred forty".