159943560227 has 16 divisors (see below), whose sum is σ = 175083697152. Its totient is φ = 144903803520.

The previous prime is 159943560199. The next prime is 159943560341. The reversal of 159943560227 is 722065349951.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 159943560227 - 2²² = 159939365923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159943560727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8973158 + ... + 8990964.

It is an arithmetic number, because the mean of its divisors is an integer number (10942731072).

Almost surely, 2^159943560227 is an apocalyptic number.

159943560227 is a deficient number, since it is larger than the sum of its proper divisors (15140136925).

159943560227 is a wasteful number, since it uses less digits than its factorization.

159943560227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20578.

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 159943560227 in words is "one hundred fifty-nine billion, nine hundred forty-three million, five hundred sixty thousand, two hundred twenty-seven".