159698434896 has 1800 divisors, whose sum is σ = 681226732032. Its totient is φ = 35103974400.

The previous prime is 159698434891. The next prime is 159698434933. The reversal of 159698434896 is 698434896951.

159698434896 is a `hidden beast` number, since 1 + 5 + 9 + 69 + 84 + 3 + 489 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159698434891) by changing a digit.

It is a polite number, since it can be written in 359 ways as a sum of consecutive naturals, for example, 5151562401 + ... + 5151562431.

Almost surely, 2^159698434896 is an apocalyptic number.

159698434896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159698434896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340613366016).

159698434896 is an abundant number, since it is smaller than the sum of its proper divisors (521528297136).

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

159698434896 is a wasteful number, since it uses less digits than its factorization.

159698434896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 86 counting only the distinct ones).

The product of its digits is 403107840, while the sum is 72.

The spelling of 159698434896 in words is "one hundred fifty-nine billion, six hundred ninety-eight million, four hundred thirty-four thousand, eight hundred ninety-six".