159226643072 has 48 divisors (see below), whose sum is σ = 368998620570. Its totient is φ = 68239987200.

The previous prime is 159226643063. The next prime is 159226643077. The reversal of 159226643072 is 270346622951.

It can be written as a sum of positive squares in only one way, i.e., 99366170176 + 59860472896 = 315224^2 + 244664^2 .

It is not an unprimeable number, because it can be changed into a prime (159226643077) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 12687179 + ... + 12699722.

Almost surely, 2^159226643072 is an apocalyptic number.

It is an amenable number.

159226643072 is an abundant number, since it is smaller than the sum of its proper divisors (209771977498).

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

159226643072 is an equidigital number, since it uses as much as digits as its factorization.

159226643072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25386929 (or 25386910 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 159226643072 in words is "one hundred fifty-nine billion, two hundred twenty-six million, six hundred forty-three thousand, seventy-two".