65159216105664 has 28 divisors (see below), whose sum is σ = 172400425946744. Its totient is φ = 21719738701824.

The previous prime is 65159216105657. The next prime is 65159216105681. The reversal of 65159216105664 is 46650161295156.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169685458417 + ... + 169685458800.

Almost surely, 2^{65159216105664} is an apocalyptic number.

65159216105664 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

65159216105664 is an abundant number, since it is smaller than the sum of its proper divisors (107241209841080).

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

65159216105664 is a wasteful number, since it uses less digits than its factorization.

65159216105664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339370917232 (or 339370917222 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 57.

The spelling of 65159216105664 in words is "sixty-five trillion, one hundred fifty-nine billion, two hundred sixteen million, one hundred five thousand, six hundred sixty-four".