138003051392 has 96 divisors (see below), whose sum is σ = 282095027040. Its totient is φ = 67246848000.

The previous prime is 138003051377. The next prime is 138003051397. The reversal of 138003051392 is 293150300831.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138003051397) 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, 76624892 + ... + 76626692.

It is an arithmetic number, because the mean of its divisors is an integer number (2938489865).

Almost surely, 2^138003051392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 138003051392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141047513520).

138003051392 is an abundant number, since it is smaller than the sum of its proper divisors (144091975648).

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

138003051392 is an equidigital number, since it uses as much as digits as its factorization.

138003051392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180 (or 2121 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 138003051392 in words is "one hundred thirty-eight billion, three million, fifty-one thousand, three hundred ninety-two".