138195023162 has 96 divisors (see below), whose sum is σ = 249824510208. Its totient is φ = 56117090304.

The previous prime is 138195023159. The next prime is 138195023201. The reversal of 138195023162 is 261320591831.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 239505818 + ... + 239506394.

It is an arithmetic number, because the mean of its divisors is an integer number (2602338648).

Almost surely, 2^138195023162 is an apocalyptic number.

138195023162 is a deficient number, since it is larger than the sum of its proper divisors (111629487046).

138195023162 is a wasteful number, since it uses less digits than its factorization.

138195023162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860 (or 793 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 138195023162 in words is "one hundred thirty-eight billion, one hundred ninety-five million, twenty-three thousand, one hundred sixty-two".