159229659842 has 54 divisors (see below), whose sum is σ = 266047386969. Its totient is φ = 71420592320.

The previous prime is 159229659821. The next prime is 159229659851. The reversal of 159229659842 is 248956922951.

It can be written as a sum of positive squares in 2 ways, for example, as 100564460161 + 58665199681 = 317119^2 + 242209^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=282161.

It is a Duffinian 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 26 ways as a sum of consecutive naturals, for example, 701452133 + ... + 701452359.

Almost surely, 2^159229659842 is an apocalyptic number.

159229659842 is a deficient number, since it is larger than the sum of its proper divisors (106817727127).

159229659842 is an equidigital number, since it uses as much as digits as its factorization.

159229659842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704 (or 353 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 62.

The spelling of 159229659842 in words is "one hundred fifty-nine billion, two hundred twenty-nine million, six hundred fifty-nine thousand, eight hundred forty-two".