159582550999428 has 288 divisors, whose sum is σ = 423851347046400. Its totient is φ = 50564379340800.

The previous prime is 159582550999387. The next prime is 159582550999471. The reversal of 159582550999428 is 824999055285951.

159582550999428 is a `hidden beast` number, since 1 + 5 + 9 + 5 + 82 + 5 + 509 + 9 + 9 + 4 + 28 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 34988498268 + ... + 34988502828.

Almost surely, 2^{159582550999428} is an apocalyptic number.

159582550999428 is a gapful number since it is divisible by the number (18) 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 159582550999428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211925673523200).

159582550999428 is an abundant number, since it is smaller than the sum of its proper divisors (264268796046972).

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

159582550999428 is a wasteful number, since it uses less digits than its factorization.

159582550999428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6643 (or 6638 counting only the distinct ones).

The product of its (nonzero) digits is 4199040000, while the sum is 81.

The spelling of 159582550999428 in words is "one hundred fifty-nine trillion, five hundred eighty-two billion, five hundred fifty million, nine hundred ninety-nine thousand, four hundred twenty-eight".