159230138944 has 14 divisors (see below), whose sum is σ = 315972307094. Its totient is φ = 79615069440.

The previous prime is 159230138933. The next prime is 159230138957. The reversal of 159230138944 is 449831032951.

It can be written as a sum of positive squares in only one way, i.e., 101322529344 + 57907609600 = 318312^2 + 240640^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243985397 + ... + 1243985524.

Almost surely, 2^159230138944 is an apocalyptic number.

It is an amenable number.

159230138944 is a deficient number, since it is larger than the sum of its proper divisors (156742168150).

159230138944 is an equidigital number, since it uses as much as digits as its factorization.

159230138944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487970933 (or 2487970923 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 159230138944 in words is "one hundred fifty-nine billion, two hundred thirty million, one hundred thirty-eight thousand, nine hundred forty-four".