159818143952 has 20 divisors (see below), whose sum is σ = 318016510596. Its totient is φ = 77749367040.

The previous prime is 159818143931. The next prime is 159818143967. The reversal of 159818143952 is 259341818951.

159818143952 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 152143683136 + 7674460816 = 390056^2 + 87604^2 .

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

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, 134980949 + ... + 134982132.

Almost surely, 2^159818143952 is an apocalyptic number.

It is an amenable number.

159818143952 is a deficient number, since it is larger than the sum of its proper divisors (158198366644).

159818143952 is a wasteful number, since it uses less digits than its factorization.

159818143952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269963126 (or 269963120 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 56.

The spelling of 159818143952 in words is "one hundred fifty-nine billion, eight hundred eighteen million, one hundred forty-three thousand, nine hundred fifty-two".