138140041336 has 32 divisors (see below), whose sum is σ = 282810988800. Its totient is φ = 62734969440.

The previous prime is 138140041331. The next prime is 138140041339. The reversal of 138140041336 is 633140041831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138140041331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600096 + ... + 797743.

It is an arithmetic number, because the mean of its divisors is an integer number (8837843400).

Almost surely, 2^138140041336 is an apocalyptic number.

It is an amenable number.

138140041336 is an abundant number, since it is smaller than the sum of its proper divisors (144670947464).

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

138140041336 is a wasteful number, since it uses less digits than its factorization.

138140041336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398979 (or 1398975 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 138140041336 in words is "one hundred thirty-eight billion, one hundred forty million, forty-one thousand, three hundred thirty-six".