138238811104 has 24 divisors (see below), whose sum is σ = 273787356528. Its totient is φ = 68705514240.

The previous prime is 138238811101. The next prime is 138238811177. The reversal of 138238811104 is 401118832831.

138238811104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138238811101) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12928677 + ... + 12939364.

It is an arithmetic number, because the mean of its divisors is an integer number (11407806522).

Almost surely, 2^138238811104 is an apocalyptic number.

It is an amenable number.

138238811104 is a deficient number, since it is larger than the sum of its proper divisors (135548545424).

138238811104 is a wasteful number, since it uses less digits than its factorization.

138238811104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25868218 (or 25868210 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 40.

The spelling of 138238811104 in words is "one hundred thirty-eight billion, two hundred thirty-eight million, eight hundred eleven thousand, one hundred four".