38816895606947 has 2 divisors, whose sum is σ = 38816895606948. Its totient is φ = 38816895606946.

The previous prime is 38816895606943. The next prime is 38816895606967. The reversal of 38816895606947 is 74960659861883.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38816895606947 - 2² = 38816895606943 is a prime.

It is not a weakly prime, because it can be changed into another prime (38816895606943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19408447803473 + 19408447803474.

It is an arithmetic number, because the mean of its divisors is an integer number (19408447803474).

Almost surely, 2^{38816895606947} is an apocalyptic number.

38816895606947 is a deficient number, since it is larger than the sum of its proper divisors (1).

38816895606947 is an equidigital number, since it uses as much as digits as its factorization.

38816895606947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3762339840, while the sum is 80.

The spelling of 38816895606947 in words is "thirty-eight trillion, eight hundred sixteen billion, eight hundred ninety-five million, six hundred six thousand, nine hundred forty-seven".