138040596236 has 6 divisors (see below), whose sum is σ = 241571043420. Its totient is φ = 69020298116.

The previous prime is 138040596233. The next prime is 138040596247. The reversal of 138040596236 is 632695040831.

It is not an unprimeable number, because it can be changed into a prime (138040596233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17255074526 + ... + 17255074533.

It is an arithmetic number, because the mean of its divisors is an integer number (40261840570).

Almost surely, 2^138040596236 is an apocalyptic number.

It is an amenable number.

138040596236 is a deficient number, since it is larger than the sum of its proper divisors (103530447184).

138040596236 is a wasteful number, since it uses less digits than its factorization.

138040596236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34510149063 (or 34510149061 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 138040596236 in words is "one hundred thirty-eight billion, forty million, five hundred ninety-six thousand, two hundred thirty-six".