138474598156 has 24 divisors (see below), whose sum is σ = 249487456064. Its totient is φ = 67212225360.

The previous prime is 138474598139. The next prime is 138474598181. The reversal of 138474598156 is 651895474831.

138474598156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 138474598094 and 138474598103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2441550 + ... + 2497621.

Almost surely, 2^138474598156 is an apocalyptic number.

It is an amenable number.

138474598156 is a deficient number, since it is larger than the sum of its proper divisors (111012857908).

138474598156 is a wasteful number, since it uses less digits than its factorization.

138474598156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4939381 (or 4939379 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 61.

The spelling of 138474598156 in words is "one hundred thirty-eight billion, four hundred seventy-four million, five hundred ninety-eight thousand, one hundred fifty-six".