238287775205338 has 96 divisors (see below), whose sum is σ = 383921671625856. Its totient is φ = 110709900854784.

The previous prime is 238287775205317. The next prime is 238287775205351. The reversal of 238287775205338 is 833502577782832.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 18767243806 + ... + 18767256502.

It is an arithmetic number, because the mean of its divisors is an integer number (3999184079436).

Almost surely, 2^{238287775205338} is an apocalyptic number.

238287775205338 is a deficient number, since it is larger than the sum of its proper divisors (145633896420518).

238287775205338 is a wasteful number, since it uses less digits than its factorization.

238287775205338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13988 (or 13945 counting only the distinct ones).

The product of its (nonzero) digits is 948326400, while the sum is 70.

The spelling of 238287775205338 in words is "two hundred thirty-eight trillion, two hundred eighty-seven billion, seven hundred seventy-five million, two hundred five thousand, three hundred thirty-eight".