159499331560 has 16 divisors (see below), whose sum is σ = 358873496100. Its totient is φ = 63799732608.

The previous prime is 159499331531. The next prime is 159499331573. The reversal of 159499331560 is 65133994951.

It is a happy number.

159499331560 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 159442087204 + 57244356 = 399302^2 + 7566^2 .

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, 1993741605 + ... + 1993741684.

Almost surely, 2^159499331560 is an apocalyptic number.

159499331560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159499331560 is an abundant number, since it is smaller than the sum of its proper divisors (199374164540).

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

159499331560 is a wasteful number, since it uses less digits than its factorization.

159499331560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987483300 (or 3987483296 counting only the distinct ones).

The product of its (nonzero) digits is 3936600, while the sum is 55.

The spelling of 159499331560 in words is "one hundred fifty-nine billion, four hundred ninety-nine million, three hundred thirty-one thousand, five hundred sixty".