52503044405053 has 12 divisors (see below), whose sum is σ = 57823337059740. Its totient is φ = 47636268130880.

The previous prime is 52503044405027. The next prime is 52503044405089. The reversal of 52503044405053 is 35050444030525.

It can be written as a sum of positive squares in 2 ways, for example, as 22821229002649 + 29681815402404 = 4777157^2 + 5448102^2 .

It is not a de Polignac number, because 52503044405053 - 2¹³ = 52503044396861 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52503044404997 and 52503044405015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52503044405023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 426175600 + ... + 426298777.

It is an arithmetic number, because the mean of its divisors is an integer number (4818611421645).

Almost surely, 2^{52503044405053} is an apocalyptic number.

It is an amenable number.

52503044405053 is a deficient number, since it is larger than the sum of its proper divisors (5320292654687).

52503044405053 is a wasteful number, since it uses less digits than its factorization.

52503044405053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852474908 (or 852474897 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 40.

Adding to 52503044405053 its reverse (35050444030525), we get a palindrome (87553488435578).

The spelling of 52503044405053 in words is "fifty-two trillion, five hundred three billion, forty-four million, four hundred five thousand, fifty-three".