38817423265238 has 16 divisors (see below), whose sum is σ = 58418253899376. Its totient is φ = 19344684902400.

The previous prime is 38817423265189. The next prime is 38817423265343. The reversal of 38817423265238 is 83256232471883.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2780945 + ... + 9239507.

It is an arithmetic number, because the mean of its divisors is an integer number (3651140868711).

Almost surely, 2^{38817423265238} is an apocalyptic number.

38817423265238 is a deficient number, since it is larger than the sum of its proper divisors (19600830634138).

38817423265238 is a wasteful number, since it uses less digits than its factorization.

38817423265238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6468479.

The product of its digits is 92897280, while the sum is 62.

The spelling of 38817423265238 in words is "thirty-eight trillion, eight hundred seventeen billion, four hundred twenty-three million, two hundred sixty-five thousand, two hundred thirty-eight".