5285516155825 has 12 divisors (see below), whose sum is σ = 6554107189980. Its totient is φ = 4228369597760.

The previous prime is 5285516155817. The next prime is 5285516155837.

5285516155825 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 68878427809 + 5216637728016 = 262447^2 + 2283996^2 .

It is not a de Polignac number, because 5285516155825 - 2³ = 5285516155817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5285516155825.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1528971 + ... + 3592879.

It is an arithmetic number, because the mean of its divisors is an integer number (546175599165).

Almost surely, 2^{5285516155825} is an apocalyptic number.

It is an amenable number.

5285516155825 is a deficient number, since it is larger than the sum of its proper divisors (1268591034155).

5285516155825 is a wasteful number, since it uses less digits than its factorization.

5285516155825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166356 (or 2166351 counting only the distinct ones).

The product of its digits is 24000000, while the sum is 58.

The spelling of 5285516155825 in words is "five trillion, two hundred eighty-five billion, five hundred sixteen million, one hundred fifty-five thousand, eight hundred twenty-five".