65116560051065 has 8 divisors (see below), whose sum is σ = 78139996303488. Its totient is φ = 52093165212720.

The previous prime is 65116560051017. The next prime is 65116560051121. The reversal of 65116560051065 is 56015006561156.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65116560051065 - 2²⁰ = 65116559002489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6782417 + ... + 13275326.

It is an arithmetic number, because the mean of its divisors is an integer number (9767499537936).

Almost surely, 2^{65116560051065} is an apocalyptic number.

It is an amenable number.

65116560051065 is a deficient number, since it is larger than the sum of its proper divisors (13023436252423).

65116560051065 is a wasteful number, since it uses less digits than its factorization.

65116560051065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20707039.

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 65116560051065 in words is "sixty-five trillion, one hundred sixteen billion, five hundred sixty million, fifty-one thousand, sixty-five".