6503794068879 has 24 divisors (see below), whose sum is σ = 9513537546240. Its totient is φ = 4280864854032.

The previous prime is 6503794068859. The next prime is 6503794068881. The reversal of 6503794068879 is 9788604973056.

6503794068879 is a `hidden beast` number, since 6 + 5 + 0 + 3 + 79 + 406 + 88 + 79 = 666.

It is not a de Polignac number, because 6503794068879 - 2²⁰ = 6503793020303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6503794068859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33107902 + ... + 33303764.

It is an arithmetic number, because the mean of its divisors is an integer number (396397397760).

Almost surely, 2^{6503794068879} is an apocalyptic number.

6503794068879 is a deficient number, since it is larger than the sum of its proper divisors (3009743477361).

6503794068879 is a wasteful number, since it uses less digits than its factorization.

6503794068879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242651 (or 242648 counting only the distinct ones).

The product of its (nonzero) digits is 548674560, while the sum is 72.

The spelling of 6503794068879 in words is "six trillion, five hundred three billion, seven hundred ninety-four million, sixty-eight thousand, eight hundred seventy-nine".