138340231214922 has 48 divisors (see below), whose sum is σ = 329151471330240. Its totient is φ = 41643657792000.

The previous prime is 138340231214909. The next prime is 138340231215007. The reversal of 138340231214922 is 229412132043831.

138340231214922 is a `hidden beast` number, since 1 + 3 + 8 + 3 + 402 + 3 + 1 + 214 + 9 + 22 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2313506647 + ... + 2313566442.

It is an arithmetic number, because the mean of its divisors is an integer number (6857322319380).

Almost surely, 2^{138340231214922} is an apocalyptic number.

138340231214922 is an abundant number, since it is smaller than the sum of its proper divisors (190811240115318).

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

138340231214922 is a wasteful number, since it uses less digits than its factorization.

138340231214922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4627073259 (or 4627073256 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 138340231214922 in words is "one hundred thirty-eight trillion, three hundred forty billion, two hundred thirty-one million, two hundred fourteen thousand, nine hundred twenty-two".