138558320141 has 8 divisors (see below), whose sum is σ = 139857996960. Its totient is φ = 137259161712.

The previous prime is 138558320129. The next prime is 138558320209. The reversal of 138558320141 is 141023855831.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 138558320141 - 2²² = 138554125837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138558328141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418286 + ... + 672368.

It is an arithmetic number, because the mean of its divisors is an integer number (17482249620).

Almost surely, 2^138558320141 is an apocalyptic number.

It is an amenable number.

138558320141 is a deficient number, since it is larger than the sum of its proper divisors (1299676819).

138558320141 is a wasteful number, since it uses less digits than its factorization.

138558320141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259195.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 138558320141 in words is "one hundred thirty-eight billion, five hundred fifty-eight million, three hundred twenty thousand, one hundred forty-one".