53538603325 has 24 divisors (see below), whose sum is σ = 67788828648. Its totient is φ = 41935610880.

The previous prime is 53538603311. The next prime is 53538603341. The reversal of 53538603325 is 52330683535.

53538603325 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 6807405049 + 46731198276 = 82507^2 + 216174^2 .

It is a de Polignac number, because none of the positive numbers 2^k-53538603325 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 142959 + ... + 357091.

It is an arithmetic number, because the mean of its divisors is an integer number (2824534527).

Almost surely, 2^53538603325 is an apocalyptic number.

It is an amenable number.

53538603325 is a deficient number, since it is larger than the sum of its proper divisors (14250225323).

53538603325 is a wasteful number, since it uses less digits than its factorization.

53538603325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214353 (or 214348 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 43.

The spelling of 53538603325 in words is "fifty-three billion, five hundred thirty-eight million, six hundred three thousand, three hundred twenty-five".