159820798 has 16 divisors (see below), whose sum is σ = 251401680. Its totient is φ = 76095936.

The previous prime is 159820777. The next prime is 159820807. The reversal of 159820798 is 897028951.

159820798 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 14640 + ... + 23107.

It is an arithmetic number, because the mean of its divisors is an integer number (15712605).

Almost surely, 2^159820798 is an apocalyptic number.

159820798 is a deficient number, since it is larger than the sum of its proper divisors (91580882).

159820798 is a wasteful number, since it uses less digits than its factorization.

159820798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37851.

The product of its (nonzero) digits is 362880, while the sum is 49.

The square root of 159820798 is about 12642.0250751215. The cubic root of 159820798 is about 542.6807688269.

The spelling of 159820798 in words is "one hundred fifty-nine million, eight hundred twenty thousand, seven hundred ninety-eight".