38230272109 has 2 divisors, whose sum is σ = 38230272110. Its totient is φ = 38230272108.

The previous prime is 38230272107. The next prime is 38230272121. The reversal of 38230272109 is 90127203283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20857714084 + 17372558025 = 144422^2 + 131805^2 .

It is a cyclic number.

It is not a de Polignac number, because 38230272109 - 2¹ = 38230272107 is a prime.

Together with 38230272107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38230272103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19115136054 + 19115136055.

It is an arithmetic number, because the mean of its divisors is an integer number (19115136055).

Almost surely, 2^38230272109 is an apocalyptic number.

It is an amenable number.

38230272109 is a deficient number, since it is larger than the sum of its proper divisors (1).

38230272109 is an equidigital number, since it uses as much as digits as its factorization.

38230272109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 38230272109 in words is "thirty-eight billion, two hundred thirty million, two hundred seventy-two thousand, one hundred nine".