8538782275583 has 12 divisors (see below), whose sum is σ = 9988360077240. Its totient is φ = 7278068205072.

The previous prime is 8538782275537. The next prime is 8538782275631. The reversal of 8538782275583 is 3855722878358.

It is not a de Polignac number, because 8538782275583 - 2⁶ = 8538782275519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8538782275783) 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, 486753416 + ... + 486770957.

It is an arithmetic number, because the mean of its divisors is an integer number (832363339770).

Almost surely, 2^{8538782275583} is an apocalyptic number.

8538782275583 is a deficient number, since it is larger than the sum of its proper divisors (1449577801657).

8538782275583 is a wasteful number, since it uses less digits than its factorization.

8538782275583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973524566 (or 973524559 counting only the distinct ones).

The product of its digits is 903168000, while the sum is 71.

The spelling of 8538782275583 in words is "eight trillion, five hundred thirty-eight billion, seven hundred eighty-two million, two hundred seventy-five thousand, five hundred eighty-three".