138260018059964 has 6 divisors (see below), whose sum is σ = 241955031604944. Its totient is φ = 69130009029980.

The previous prime is 138260018059963. The next prime is 138260018059967. The reversal of 138260018059964 is 469950810062831.

It is a junction number, because it is equal to n+sod(n) for n = 138260018059897 and 138260018059906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138260018059963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17282502257492 + ... + 17282502257499.

It is an arithmetic number, because the mean of its divisors is an integer number (40325838600824).

Almost surely, 2^{138260018059964} is an apocalyptic number.

It is an amenable number.

138260018059964 is a deficient number, since it is larger than the sum of its proper divisors (103695013544980).

138260018059964 is a wasteful number, since it uses less digits than its factorization.

138260018059964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34565004514995 (or 34565004514993 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 62.

The spelling of 138260018059964 in words is "one hundred thirty-eight trillion, two hundred sixty billion, eighteen million, fifty-nine thousand, nine hundred sixty-four".