159502081663 has 2 divisors, whose sum is σ = 159502081664. Its totient is φ = 159502081662.

The previous prime is 159502081637. The next prime is 159502081693. The reversal of 159502081663 is 366180205951.

159502081663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159502081663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159502081693) by changing a digit.

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 as a sum of consecutive naturals, namely, 79751040831 + 79751040832.

It is an arithmetic number, because the mean of its divisors is an integer number (79751040832).

Almost surely, 2^159502081663 is an apocalyptic number.

159502081663 is a deficient number, since it is larger than the sum of its proper divisors (1).

159502081663 is an equidigital number, since it uses as much as digits as its factorization.

159502081663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 159502081663 in words is "one hundred fifty-nine billion, five hundred two million, eighty-one thousand, six hundred sixty-three".