38000020859 has 2 divisors, whose sum is σ = 38000020860. Its totient is φ = 38000020858.

The previous prime is 38000020811. The next prime is 38000020913. The reversal of 38000020859 is 95802000083.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38000020859 - 2⁸ = 38000020603 is a prime.

It is not a weakly prime, because it can be changed into another prime (38000020259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19000010429 + 19000010430.

It is an arithmetic number, because the mean of its divisors is an integer number (19000010430).

Almost surely, 2^38000020859 is an apocalyptic number.

38000020859 is a deficient number, since it is larger than the sum of its proper divisors (1).

38000020859 is an equidigital number, since it uses as much as digits as its factorization.

38000020859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 38000020859 in words is "thirty-eight billion, twenty thousand, eight hundred fifty-nine".