38397000289 has 2 divisors, whose sum is σ = 38397000290. Its totient is φ = 38397000288.

The previous prime is 38397000277. The next prime is 38397000329. The reversal of 38397000289 is 98200079383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35745574225 + 2651426064 = 189065^2 + 51492^2 .

It is a cyclic number.

It is not a de Polignac number, because 38397000289 - 2²¹ = 38394903137 is a prime.

It is not a weakly prime, because it can be changed into another prime (38397000589) 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, 19198500144 + 19198500145.

It is an arithmetic number, because the mean of its divisors is an integer number (19198500145).

Almost surely, 2^38397000289 is an apocalyptic number.

It is an amenable number.

38397000289 is a deficient number, since it is larger than the sum of its proper divisors (1).

38397000289 is an equidigital number, since it uses as much as digits as its factorization.

38397000289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 38397000289 in words is "thirty-eight billion, three hundred ninety-seven million, two hundred eighty-nine", and thus it is an aban number.