5255278025553 has 12 divisors (see below), whose sum is σ = 7591109838208. Its totient is φ = 3503448211320.

The previous prime is 5255278025537. The next prime is 5255278025561. The reversal of 5255278025553 is 3555208725525.

5255278025553 is a `hidden beast` number, since 5 + 2 + 5 + 5 + 2 + 7 + 80 + 2 + 5 + 553 = 666.

It is not a de Polignac number, because 5255278025553 - 2⁴ = 5255278025537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5255278025553.

It is not an unprimeable number, because it can be changed into a prime (5255278025563) 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, 5398393 + ... + 6297078.

Almost surely, 2^{5255278025553} is an apocalyptic number.

It is an amenable number.

5255278025553 is a deficient number, since it is larger than the sum of its proper divisors (2335831812655).

5255278025553 is a wasteful number, since it uses less digits than its factorization.

5255278025553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11745404 (or 11745401 counting only the distinct ones).

The product of its (nonzero) digits is 21000000, while the sum is 54.

The spelling of 5255278025553 in words is "five trillion, two hundred fifty-five billion, two hundred seventy-eight million, twenty-five thousand, five hundred fifty-three".