5638678708047 has 32 divisors (see below), whose sum is σ = 9373628841984. Its totient is φ = 2929108476000.

The previous prime is 5638678708031. The next prime is 5638678708049. The reversal of 5638678708047 is 7408078768365.

It is not a de Polignac number, because 5638678708047 - 2⁴ = 5638678708031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5638678708049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9336922 + ... + 9922472.

It is an arithmetic number, because the mean of its divisors is an integer number (292925901312).

Almost surely, 2^{5638678708047} is an apocalyptic number.

5638678708047 is a deficient number, since it is larger than the sum of its proper divisors (3734950133937).

5638678708047 is a wasteful number, since it uses less digits than its factorization.

5638678708047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627259.

The product of its (nonzero) digits is 379330560, while the sum is 69.

The spelling of 5638678708047 in words is "five trillion, six hundred thirty-eight billion, six hundred seventy-eight million, seven hundred eight thousand, forty-seven".