159961754139 has 8 divisors (see below), whose sum is σ = 232671642432. Its totient is φ = 96946517640.

The previous prime is 159961754111. The next prime is 159961754143. The reversal of 159961754139 is 931457169951.

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

It is not a de Polignac number, because 159961754139 - 2¹⁵ = 159961721371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (159961754639) 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, 2423662909 + ... + 2423662974.

It is an arithmetic number, because the mean of its divisors is an integer number (29083955304).

Almost surely, 2^159961754139 is an apocalyptic number.

159961754139 is a deficient number, since it is larger than the sum of its proper divisors (72709888293).

159961754139 is a wasteful number, since it uses less digits than its factorization.

159961754139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4847325897.

The product of its digits is 9185400, while the sum is 60.

The spelling of 159961754139 in words is "one hundred fifty-nine billion, nine hundred sixty-one million, seven hundred fifty-four thousand, one hundred thirty-nine".