159819311444 has 12 divisors (see below), whose sum is σ = 301197933204. Its totient is φ = 73762759104.

The previous prime is 159819311417. The next prime is 159819311513. The reversal of 159819311444 is 444113918951.

159819311444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7865916100 + 151953395344 = 88690^2 + 389812^2 .

It is a junction number, because it is equal to n+sod(n) for n = 159819311392 and 159819311401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1536724097 + ... + 1536724200.

It is an arithmetic number, because the mean of its divisors is an integer number (25099827767).

Almost surely, 2^159819311444 is an apocalyptic number.

It is an amenable number.

159819311444 is a deficient number, since it is larger than the sum of its proper divisors (141378621760).

159819311444 is a wasteful number, since it uses less digits than its factorization.

159819311444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3073448314 (or 3073448312 counting only the distinct ones).

The product of its digits is 622080, while the sum is 50.

The spelling of 159819311444 in words is "one hundred fifty-nine billion, eight hundred nineteen million, three hundred eleven thousand, four hundred forty-four".