159653445664 has 12 divisors (see below), whose sum is σ = 314317721214. Its totient is φ = 79826722816.

The previous prime is 159653445643. The next prime is 159653445713. The reversal of 159653445664 is 466544356951.

It can be written as a sum of positive squares in only one way, i.e., 153366224400 + 6287221264 = 391620^2 + 79292^2 .

It is a junction number, because it is equal to n+sod(n) for n = 159653445599 and 159653445608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2494585057 + ... + 2494585120.

Almost surely, 2^159653445664 is an apocalyptic number.

It is an amenable number.

159653445664 is a deficient number, since it is larger than the sum of its proper divisors (154664275550).

159653445664 is an equidigital number, since it uses as much as digits as its factorization.

159653445664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4989170187 (or 4989170179 counting only the distinct ones).

The product of its digits is 46656000, while the sum is 58.

The spelling of 159653445664 in words is "one hundred fifty-nine billion, six hundred fifty-three million, four hundred forty-five thousand, six hundred sixty-four".