159881068336 has 40 divisors (see below), whose sum is σ = 337966993728. Its totient is φ = 72665352000.

The previous prime is 159881068283. The next prime is 159881068339. The reversal of 159881068336 is 633860188951.

It is not an unprimeable number, because it can be changed into a prime (159881068339) 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, 1774291 + ... + 1862221.

Almost surely, 2^159881068336 is an apocalyptic number.

159881068336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

159881068336 is an abundant number, since it is smaller than the sum of its proper divisors (178085925392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159881068336 is a wasteful number, since it uses less digits than its factorization.

159881068336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98281 (or 98275 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 58.

The spelling of 159881068336 in words is "one hundred fifty-nine billion, eight hundred eighty-one million, sixty-eight thousand, three hundred thirty-six".