159549096887 has 2 divisors, whose sum is σ = 159549096888. Its totient is φ = 159549096886.

The previous prime is 159549096871. The next prime is 159549096893. The reversal of 159549096887 is 788690945951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159549096887 - 2⁴ = 159549096871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159549096887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159549596887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79774548443 + 79774548444.

It is an arithmetic number, because the mean of its divisors is an integer number (79774548444).

Almost surely, 2^159549096887 is an apocalyptic number.

159549096887 is a deficient number, since it is larger than the sum of its proper divisors (1).

159549096887 is an equidigital number, since it uses as much as digits as its factorization.

159549096887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 195955200, while the sum is 71.

The spelling of 159549096887 in words is "one hundred fifty-nine billion, five hundred forty-nine million, ninety-six thousand, eight hundred eighty-seven".