159898935879 has 12 divisors (see below), whose sum is σ = 231787073232. Its totient is φ = 106219932000.

The previous prime is 159898935851. The next prime is 159898935883. The reversal of 159898935879 is 978539898951.

It is not a de Polignac number, because 159898935879 - 2¹² = 159898931783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 159898935798 and 159898935807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159898935979) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 31610547 + ... + 31615604.

It is an arithmetic number, because the mean of its divisors is an integer number (19315589436).

Almost surely, 2^159898935879 is an apocalyptic number.

159898935879 is a deficient number, since it is larger than the sum of its proper divisors (71888137353).

159898935879 is a wasteful number, since it uses less digits than its factorization.

159898935879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63226438 (or 63226435 counting only the distinct ones).

The product of its digits is 1763596800, while the sum is 81.

The spelling of 159898935879 in words is "one hundred fifty-nine billion, eight hundred ninety-eight million, nine hundred thirty-five thousand, eight hundred seventy-nine".