238011863039999 has 12 divisors (see below), whose sum is σ = 239585791981536. Its totient is φ = 236448174023712.

The previous prime is 238011863039851. The next prime is 238011863040031. The reversal of 238011863039999 is 999930368110832.

It is a de Polignac number, because none of the positive numbers 2^k-238011863039999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238011863036999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58804787 + ... + 62721819.

It is an arithmetic number, because the mean of its divisors is an integer number (19965482665128).

Almost surely, 2^{238011863039999} is an apocalyptic number.

238011863039999 is a deficient number, since it is larger than the sum of its proper divisors (1573928941537).

238011863039999 is an equidigital number, since it uses as much as digits as its factorization.

238011863039999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919646 (or 3919483 counting only the distinct ones).

The product of its (nonzero) digits is 136048896, while the sum is 71.

The spelling of 238011863039999 in words is "two hundred thirty-eight trillion, eleven billion, eight hundred sixty-three million, thirty-nine thousand, nine hundred ninety-nine".