138350239248 has 160 divisors (see below), whose sum is σ = 392115791872. Its totient is φ = 41775782400.

The previous prime is 138350239219. The next prime is 138350239253. The reversal of 138350239248 is 842932053831.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 138350239197 and 138350239206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11323863 + ... + 11336073.

Almost surely, 2^138350239248 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 138350239248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196057895936).

138350239248 is an abundant number, since it is smaller than the sum of its proper divisors (253765552624).

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

138350239248 is a wasteful number, since it uses less digits than its factorization.

138350239248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573 (or 12567 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 138350239248 in words is "one hundred thirty-eight billion, three hundred fifty million, two hundred thirty-nine thousand, two hundred forty-eight".