138026349176 has 8 divisors (see below), whose sum is σ = 258799404720. Its totient is φ = 69013174584.

The previous prime is 138026349137. The next prime is 138026349203. The reversal of 138026349176 is 671943620831.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8626646816 + ... + 8626646831.

It is an arithmetic number, because the mean of its divisors is an integer number (32349925590).

Almost surely, 2^138026349176 is an apocalyptic number.

It is an amenable number.

138026349176 is a deficient number, since it is larger than the sum of its proper divisors (120773055544).

138026349176 is a wasteful number, since it uses less digits than its factorization.

138026349176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17253293653 (or 17253293649 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 138026349176 in words is "one hundred thirty-eight billion, twenty-six million, three hundred forty-nine thousand, one hundred seventy-six".