398025239039 has 2 divisors, whose sum is σ = 398025239040. Its totient is φ = 398025239038.

The previous prime is 398025238943. The next prime is 398025239057. The reversal of 398025239039 is 930932520893.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (930932520893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 398025239039 - 2⁸ = 398025238783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (398025239099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 199012619519 + 199012619520.

It is an arithmetic number, because the mean of its divisors is an integer number (199012619520).

Almost surely, 2^398025239039 is an apocalyptic number.

398025239039 is a deficient number, since it is larger than the sum of its proper divisors (1).

398025239039 is an equidigital number, since it uses as much as digits as its factorization.

398025239039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3149280, while the sum is 53.

The spelling of 398025239039 in words is "three hundred ninety-eight billion, twenty-five million, two hundred thirty-nine thousand, thirty-nine".