8463378847 has 8 divisors (see below), whose sum is σ = 10551745152. Its totient is φ = 6594840600.

The previous prime is 8463378817. The next prime is 8463378863. The reversal of 8463378847 is 7488733648.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8463378847 - 2¹¹ = 8463376799 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8463378791 and 8463378800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8463378817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54956929 + ... + 54957082.

It is an arithmetic number, because the mean of its divisors is an integer number (1318968144).

Almost surely, 2^8463378847 is an apocalyptic number.

8463378847 is a deficient number, since it is larger than the sum of its proper divisors (2088366305).

8463378847 is a wasteful number, since it uses less digits than its factorization.

8463378847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109914029.

The product of its digits is 21676032, while the sum is 58.

The square root of 8463378847 is about 91996.6241065399. The cubic root of 8463378847 is about 2037.8924510424.

The spelling of 8463378847 in words is "eight billion, four hundred sixty-three million, three hundred seventy-eight thousand, eight hundred forty-seven".