38678422516091 has 2 divisors, whose sum is σ = 38678422516092. Its totient is φ = 38678422516090.

The previous prime is 38678422516039. The next prime is 38678422516183. The reversal of 38678422516091 is 19061522487683.

38678422516091 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 38678422516091 - 2³⁸ = 38403544609147 is a prime.

It is not a weakly prime, because it can be changed into another prime (38678422516001) 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, 19339211258045 + 19339211258046.

It is an arithmetic number, because the mean of its divisors is an integer number (19339211258046).

It is a 1-persistent number, because it is pandigital, but 2⋅38678422516091 = 77356845032182 is not.

Almost surely, 2^{38678422516091} is an apocalyptic number.

38678422516091 is a deficient number, since it is larger than the sum of its proper divisors (1).

38678422516091 is an equidigital number, since it uses as much as digits as its factorization.

38678422516091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 38678422516091 in words is "thirty-eight trillion, six hundred seventy-eight billion, four hundred twenty-two million, five hundred sixteen thousand, ninety-one".