38016158019449 has 2 divisors, whose sum is σ = 38016158019450. Its totient is φ = 38016158019448.

The previous prime is 38016158019253. The next prime is 38016158019481. The reversal of 38016158019449 is 94491085161083.

38016158019449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38010837775849 + 5320243600 = 6165293^2 + 72940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38016158019449 is a prime.

It is not a weakly prime, because it can be changed into another prime (38016158010449) 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, 19008079009724 + 19008079009725.

It is an arithmetic number, because the mean of its divisors is an integer number (19008079009725).

Almost surely, 2^{38016158019449} is an apocalyptic number.

It is an amenable number.

38016158019449 is a deficient number, since it is larger than the sum of its proper divisors (1).

38016158019449 is an equidigital number, since it uses as much as digits as its factorization.

38016158019449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 59.

The spelling of 38016158019449 in words is "thirty-eight trillion, sixteen billion, one hundred fifty-eight million, nineteen thousand, four hundred forty-nine".