159158604168 has 48 divisors (see below), whose sum is σ = 431323102080. Its totient is φ = 53019815904.

The previous prime is 159158604119. The next prime is 159158604173. The reversal of 159158604168 is 861406851951.

159158604168 is a `hidden beast` number, since 1 + 5 + 9 + 15 + 8 + 604 + 16 + 8 = 666.

It is a super-2 number, since 2×159158604168² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 572080 + ... + 803487.

It is an arithmetic number, because the mean of its divisors is an integer number (8985897960).

Almost surely, 2^159158604168 is an apocalyptic number.

159158604168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

159158604168 is an abundant number, since it is smaller than the sum of its proper divisors (272164497912).

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

159158604168 is a wasteful number, since it uses less digits than its factorization.

159158604168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377186 (or 1377179 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 54.

The spelling of 159158604168 in words is "one hundred fifty-nine billion, one hundred fifty-eight million, six hundred four thousand, one hundred sixty-eight".