159304651506 has 768 divisors, whose sum is σ = 505148866560. Its totient is φ = 36088416000.

The previous prime is 159304651489. The next prime is 159304651511. The reversal of 159304651506 is 605156403951.

159304651506 is a `hidden beast` number, since 1 + 5 + 9 + 30 + 465 + 150 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1546647051 + ... + 1546647153.

It is an arithmetic number, because the mean of its divisors is an integer number (657745920).

Almost surely, 2^159304651506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159304651506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252574433280).

159304651506 is an abundant number, since it is smaller than the sum of its proper divisors (345844215054).

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

159304651506 is a wasteful number, since it uses less digits than its factorization.

159304651506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 159304651506 in words is "one hundred fifty-nine billion, three hundred four million, six hundred fifty-one thousand, five hundred six".