138182108718 has 32 divisors (see below), whose sum is σ = 285392351232. Its totient is φ = 44557192800.

The previous prime is 138182108717. The next prime is 138182108737. The reversal of 138182108718 is 817801281831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138182108717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326928 + ... + 619068.

It is an arithmetic number, because the mean of its divisors is an integer number (8918510976).

Almost surely, 2^138182108718 is an apocalyptic number.

138182108718 is an abundant number, since it is smaller than the sum of its proper divisors (147210242514).

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

138182108718 is a wasteful number, since it uses less digits than its factorization.

138182108718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294720.

The product of its (nonzero) digits is 172032, while the sum is 48.

The spelling of 138182108718 in words is "one hundred thirty-eight billion, one hundred eighty-two million, one hundred eight thousand, seven hundred eighteen".