39228565139 has 2 divisors, whose sum is σ = 39228565140. Its totient is φ = 39228565138.

The previous prime is 39228565133. The next prime is 39228565183. The reversal of 39228565139 is 93156582293.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39228565139 - 2⁸ = 39228564883 is a prime.

It is not a weakly prime, because it can be changed into another prime (39228565133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19614282569 + 19614282570.

It is an arithmetic number, because the mean of its divisors is an integer number (19614282570).

Almost surely, 2^39228565139 is an apocalyptic number.

39228565139 is a deficient number, since it is larger than the sum of its proper divisors (1).

39228565139 is an equidigital number, since it uses as much as digits as its factorization.

39228565139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3499200, while the sum is 53.

The spelling of 39228565139 in words is "thirty-nine billion, two hundred twenty-eight million, five hundred sixty-five thousand, one hundred thirty-nine".