138041434084 has 36 divisors (see below), whose sum is σ = 256380843600. Its totient is φ = 65022629616.

The previous prime is 138041434081. The next prime is 138041434129. The reversal of 138041434084 is 480434140831.

It is not an unprimeable number, because it can be changed into a prime (138041434081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8554 + ... + 525505.

It is an arithmetic number, because the mean of its divisors is an integer number (7121690100).

Almost surely, 2^138041434084 is an apocalyptic number.

It is an amenable number.

138041434084 is a deficient number, since it is larger than the sum of its proper divisors (118339409516).

138041434084 is a wasteful number, since it uses less digits than its factorization.

138041434084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534280 (or 534259 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The spelling of 138041434084 in words is "one hundred thirty-eight billion, forty-one million, four hundred thirty-four thousand, eighty-four".