8638932986347 has 2 divisors, whose sum is σ = 8638932986348. Its totient is φ = 8638932986346.

The previous prime is 8638932986309. The next prime is 8638932986357. The reversal of 8638932986347 is 7436892398368.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8638932986347 is a prime.

It is not a weakly prime, because it can be changed into another prime (8638932986357) 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 as a sum of consecutive naturals, namely, 4319466493173 + 4319466493174.

It is an arithmetic number, because the mean of its divisors is an integer number (4319466493174).

Almost surely, 2^{8638932986347} is an apocalyptic number.

8638932986347 is a deficient number, since it is larger than the sum of its proper divisors (1).

8638932986347 is an equidigital number, since it uses as much as digits as its factorization.

8638932986347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2257403904, while the sum is 76.

The spelling of 8638932986347 in words is "eight trillion, six hundred thirty-eight billion, nine hundred thirty-two million, nine hundred eighty-six thousand, three hundred forty-seven".