159438673339 has 4 divisors (see below), whose sum is σ = 173933098200. Its totient is φ = 144944248480.

The previous prime is 159438673333. The next prime is 159438673363. The reversal of 159438673339 is 933376834951.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 159438673339 - 2²⁵ = 159405118907 is a prime.

It is a super-2 number, since 2×159438673339² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159438673333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7247212414 + ... + 7247212435.

It is an arithmetic number, because the mean of its divisors is an integer number (43483274550).

Almost surely, 2^159438673339 is an apocalyptic number.

159438673339 is a deficient number, since it is larger than the sum of its proper divisors (14494424861).

159438673339 is a wasteful number, since it uses less digits than its factorization.

159438673339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14494424860.

The product of its digits is 44089920, while the sum is 61.

The spelling of 159438673339 in words is "one hundred fifty-nine billion, four hundred thirty-eight million, six hundred seventy-three thousand, three hundred thirty-nine".