9878364263 has 2 divisors, whose sum is σ = 9878364264. Its totient is φ = 9878364262.

The previous prime is 9878364239. The next prime is 9878364299. The reversal of 9878364263 is 3624638789.

It is a happy number.

9878364263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9878364263 - 2²⁰ = 9877315687 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 9878364199 and 9878364208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9878364203) 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 as a sum of consecutive naturals, namely, 4939182131 + 4939182132.

It is an arithmetic number, because the mean of its divisors is an integer number (4939182132).

Almost surely, 2^9878364263 is an apocalyptic number.

9878364263 is a deficient number, since it is larger than the sum of its proper divisors (1).

9878364263 is an equidigital number, since it uses as much as digits as its factorization.

9878364263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10450944, while the sum is 56.

The square root of 9878364263 is about 99389.9605744967. The cubic root of 9878364263 is about 2145.6638232461.

The spelling of 9878364263 in words is "nine billion, eight hundred seventy-eight million, three hundred sixty-four thousand, two hundred sixty-three".