282993138693 has 20 divisors (see below), whose sum is σ = 422759185728. Its totient is φ = 188654796360.

The previous prime is 282993138671. The next prime is 282993138709. The reversal of 282993138693 is 396831399282.

282993138693 is a `hidden beast` number, since 2 + 82 + 9 + 93 + 1 + 386 + 93 = 666.

It is not a de Polignac number, because 282993138693 - 2⁶ = 282993138629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 282993138693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (282993138653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2772148 + ... + 2872418.

Almost surely, 2^282993138693 is an apocalyptic number.

It is an amenable number.

282993138693 is a deficient number, since it is larger than the sum of its proper divisors (139766047035).

282993138693 is a wasteful number, since it uses less digits than its factorization.

282993138693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135126 (or 135117 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 63.

The spelling of 282993138693 in words is "two hundred eighty-two billion, nine hundred ninety-three million, one hundred thirty-eight thousand, six hundred ninety-three".