159303495987 has 10 divisors (see below), whose sum is σ = 237971889188. Its totient is φ = 106202330604.

The previous prime is 159303495959. The next prime is 159303496003. The reversal of 159303495987 is 789594303951.

159303495987 is a `hidden beast` number, since 1 + 5 + 9 + 3 + 0 + 34 + 9 + 598 + 7 = 666.

159303495987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 159303495987 - 2¹⁹ = 159302971699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159303495907) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 983354833 + ... + 983354994.

Almost surely, 2^159303495987 is an apocalyptic number.

159303495987 is a deficient number, since it is larger than the sum of its proper divisors (78668393201).

159303495987 is an equidigital number, since it uses as much as digits as its factorization.

159303495987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966709839 (or 1966709830 counting only the distinct ones).

The product of its (nonzero) digits is 36741600, while the sum is 63.

The spelling of 159303495987 in words is "one hundred fifty-nine billion, three hundred three million, four hundred ninety-five thousand, nine hundred eighty-seven".