38349006938 has 48 divisors (see below), whose sum is σ = 64012786272. Its totient is φ = 17086776000.

The previous prime is 38349006911. The next prime is 38349006947. The reversal of 38349006938 is 83960094383.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38349006938.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 24012356 + ... + 24013952.

It is an arithmetic number, because the mean of its divisors is an integer number (1333599714).

Almost surely, 2^38349006938 is an apocalyptic number.

38349006938 is a deficient number, since it is larger than the sum of its proper divisors (25663779334).

38349006938 is a wasteful number, since it uses less digits than its factorization.

38349006938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1919 (or 1818 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 38349006938 in words is "thirty-eight billion, three hundred forty-nine million, six thousand, nine hundred thirty-eight".