338139031338 has 24 divisors (see below), whose sum is σ = 743569414848. Its totient is φ = 111030726312.

The previous prime is 338139031333. The next prime is 338139031367. The reversal of 338139031338 is 833130931833.

It is a super-2 number, since 2×338139031338² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338139031293 and 338139031302.

It is not an unprimeable number, because it can be changed into a prime (338139031333) 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 11 ways as a sum of consecutive naturals, for example, 140189106 + ... + 140191517.

It is an arithmetic number, because the mean of its divisors is an integer number (30982058952).

Almost surely, 2^338139031338 is an apocalyptic number.

338139031338 is an abundant number, since it is smaller than the sum of its proper divisors (405430383510).

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

338139031338 is a wasteful number, since it uses less digits than its factorization.

338139031338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280380698 (or 280380695 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The spelling of 338139031338 in words is "three hundred thirty-eight billion, one hundred thirty-nine million, thirty-one thousand, three hundred thirty-eight".