38811621326087 has 2 divisors, whose sum is σ = 38811621326088. Its totient is φ = 38811621326086.

The previous prime is 38811621326083. The next prime is 38811621326117. The reversal of 38811621326087 is 78062312611883.

38811621326087 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 38811621326087 - 2² = 38811621326083 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38811621326083) 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, 19405810663043 + 19405810663044.

It is an arithmetic number, because the mean of its divisors is an integer number (19405810663044).

Almost surely, 2^{38811621326087} is an apocalyptic number.

38811621326087 is a deficient number, since it is larger than the sum of its proper divisors (1).

38811621326087 is an equidigital number, since it uses as much as digits as its factorization.

38811621326087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4644864, while the sum is 56.

The spelling of 38811621326087 in words is "thirty-eight trillion, eight hundred eleven billion, six hundred twenty-one million, three hundred twenty-six thousand, eighty-seven".