159976158 has 8 divisors (see below), whose sum is σ = 319952328. Its totient is φ = 53325384.

The previous prime is 159976129. The next prime is 159976163. The reversal of 159976158 is 851679951.

It is a sphenic number, since it is the product of 3 distinct primes.

159976158 is an admirable number.

It is a super-2 number, since 2×159976158² = 51184742256881928, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 159976158.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13331341 + ... + 13331352.

It is an arithmetic number, because the mean of its divisors is an integer number (39994041).

Almost surely, 2^159976158 is an apocalyptic number.

159976158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

159976158 is a wasteful number, since it uses less digits than its factorization.

159976158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26662698.

The product of its digits is 680400, while the sum is 51.

The square root of 159976158 is about 12648.1681677625. The cubic root of 159976158 is about 542.8565565025.

It can be divided in two parts, 15997 and 6158, that added together give a triangular number (22155 = T₂₁₀).

The spelling of 159976158 in words is "one hundred fifty-nine million, nine hundred seventy-six thousand, one hundred fifty-eight".