159824782986 has 16 divisors (see below), whose sum is σ = 348708617568. Its totient is φ = 48431752400.

The previous prime is 159824782891. The next prime is 159824783009. The reversal of 159824782986 is 689287428951.

It is a super-2 number, since 2×159824782986² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 159824782986.

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, 1210793745 + ... + 1210793876.

It is an arithmetic number, because the mean of its divisors is an integer number (21794288598).

Almost surely, 2^159824782986 is an apocalyptic number.

159824782986 is an abundant number, since it is smaller than the sum of its proper divisors (188883834582).

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

159824782986 is a wasteful number, since it uses less digits than its factorization.

159824782986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421587637.

The product of its digits is 139345920, while the sum is 69.

The spelling of 159824782986 in words is "one hundred fifty-nine billion, eight hundred twenty-four million, seven hundred eighty-two thousand, nine hundred eighty-six".