138118416740 has 48 divisors (see below), whose sum is σ = 294926123520. Its totient is φ = 54319082880.

The previous prime is 138118416671. The next prime is 138118416757. The reversal of 138118416740 is 47614811831.

It is a junction number, because it is equal to n+sod(n) for n = 138118416691 and 138118416700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3080201 + ... + 3124719.

It is an arithmetic number, because the mean of its divisors is an integer number (6144294240).

Almost surely, 2^138118416740 is an apocalyptic number.

138118416740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

138118416740 is an abundant number, since it is smaller than the sum of its proper divisors (156807706780).

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

138118416740 is a wasteful number, since it uses less digits than its factorization.

138118416740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47132 (or 47130 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 44.

The spelling of 138118416740 in words is "one hundred thirty-eight billion, one hundred eighteen million, four hundred sixteen thousand, seven hundred forty".