38285965009 has 2 divisors, whose sum is σ = 38285965010. Its totient is φ = 38285965008.

The previous prime is 38285964961. The next prime is 38285965037. The reversal of 38285965009 is 90056958283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37071651600 + 1214313409 = 192540^2 + 34847^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38285965009 is a prime.

It is not a weakly prime, because it can be changed into another prime (38285965049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19142982504 + 19142982505.

It is an arithmetic number, because the mean of its divisors is an integer number (19142982505).

Almost surely, 2^38285965009 is an apocalyptic number.

It is an amenable number.

38285965009 is a deficient number, since it is larger than the sum of its proper divisors (1).

38285965009 is an equidigital number, since it uses as much as digits as its factorization.

38285965009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 38285965009 in words is "thirty-eight billion, two hundred eighty-five million, nine hundred sixty-five thousand, nine".