159273555012 has 288 divisors, whose sum is σ = 502027971200. Its totient is φ = 43346223360.

The previous prime is 159273555011. The next prime is 159273555017. The reversal of 159273555012 is 210555372951.

159273555012 is a `hidden beast` number, since 1 + 5 + 92 + 7 + 3 + 5 + 550 + 1 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (159273555011) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6273039 + ... + 6298377.

Almost surely, 2^159273555012 is an apocalyptic number.

159273555012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159273555012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251013985600).

159273555012 is an abundant number, since it is smaller than the sum of its proper divisors (342754416188).

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

159273555012 is a wasteful number, since it uses less digits than its factorization.

159273555012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25424 (or 25405 counting only the distinct ones).

The product of its (nonzero) digits is 472500, while the sum is 45.

The spelling of 159273555012 in words is "one hundred fifty-nine billion, two hundred seventy-three million, five hundred fifty-five thousand, twelve".