38851490845379 has 2 divisors, whose sum is σ = 38851490845380. Its totient is φ = 38851490845378.

The previous prime is 38851490845339. The next prime is 38851490845481. The reversal of 38851490845379 is 97354809415883.

38851490845379 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 a de Polignac number, because none of the positive numbers 2^k-38851490845379 is a prime.

It is not a weakly prime, because it can be changed into another prime (38851490845309) 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, 19425745422689 + 19425745422690.

It is an arithmetic number, because the mean of its divisors is an integer number (19425745422690).

Almost surely, 2^{38851490845379} is an apocalyptic number.

38851490845379 is a deficient number, since it is larger than the sum of its proper divisors (1).

38851490845379 is an equidigital number, since it uses as much as digits as its factorization.

38851490845379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1045094400, while the sum is 74.

The spelling of 38851490845379 in words is "thirty-eight trillion, eight hundred fifty-one billion, four hundred ninety million, eight hundred forty-five thousand, three hundred seventy-nine".