138848231070324 has 18 divisors (see below), whose sum is σ = 350977472983410. Its totient is φ = 46282743690096.

The previous prime is 138848231070323. The next prime is 138848231070337. The reversal of 138848231070324 is 423070132848831.

It is a happy number.

138848231070324 is a `hidden beast` number, since 1 + 3 + 8 + 84 + 8 + 231 + 0 + 7 + 0 + 324 = 666.

It can be written as a sum of positive squares in only one way, i.e., 138848091357924 + 139712400 = 11783382^2 + 11820^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138848231070323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1928447653719 + ... + 1928447653790.

Almost surely, 2^{138848231070324} is an apocalyptic number.

It is an amenable number.

138848231070324 is an abundant number, since it is smaller than the sum of its proper divisors (212129241913086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138848231070324 is a wasteful number, since it uses less digits than its factorization.

138848231070324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856895307519 (or 3856895307514 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 54.

The spelling of 138848231070324 in words is "one hundred thirty-eight trillion, eight hundred forty-eight billion, two hundred thirty-one million, seventy thousand, three hundred twenty-four".