159120822791 has 8 divisors (see below), whose sum is σ = 183652888224. Its totient is φ = 135038887200.

The previous prime is 159120822769. The next prime is 159120822799. The reversal of 159120822791 is 197228021951.

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

It is not a de Polignac number, because 159120822791 - 2³⁰ = 158047080967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159120822799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112531700 + ... + 112533113.

It is an arithmetic number, because the mean of its divisors is an integer number (22956611028).

Almost surely, 2^159120822791 is an apocalyptic number.

159120822791 is a deficient number, since it is larger than the sum of its proper divisors (24532065433).

159120822791 is a wasteful number, since it uses less digits than its factorization.

159120822791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225064921.

The product of its (nonzero) digits is 181440, while the sum is 47.

The spelling of 159120822791 in words is "one hundred fifty-nine billion, one hundred twenty million, eight hundred twenty-two thousand, seven hundred ninety-one".