8538250535553 has 16 divisors (see below), whose sum is σ = 11389726717056. Its totient is φ = 5689470984960.

The previous prime is 8538250535543. The next prime is 8538250535557. The reversal of 8538250535553 is 3555350528358.

It is not a de Polignac number, because 8538250535553 - 2¹⁰ = 8538250534529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8538250535493 and 8538250535502.

It is not an unprimeable number, because it can be changed into a prime (8538250535557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185023863 + ... + 185070003.

It is an arithmetic number, because the mean of its divisors is an integer number (711857919816).

Almost surely, 2^{8538250535553} is an apocalyptic number.

It is an amenable number.

8538250535553 is a deficient number, since it is larger than the sum of its proper divisors (2851476181503).

8538250535553 is a wasteful number, since it uses less digits than its factorization.

8538250535553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74024.

The product of its (nonzero) digits is 54000000, while the sum is 57.

The spelling of 8538250535553 in words is "eight trillion, five hundred thirty-eight billion, two hundred fifty million, five hundred thirty-five thousand, five hundred fifty-three".