56564511116065 has 8 divisors (see below), whose sum is σ = 67879368485928. Its totient is φ = 45250305461760.

The previous prime is 56564511116051. The next prime is 56564511116081. The reversal of 56564511116065 is 56061111546565.

It can be written as a sum of positive squares in 4 ways, for example, as 313806113856 + 56250705002209 = 560184^2 + 7500047^2 .

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

It is not a de Polignac number, because 56564511116065 - 2²⁵ = 56564477561633 is a prime.

It is a Duffinian 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, 162737922 + ... + 163085131.

It is an arithmetic number, because the mean of its divisors is an integer number (8484921060741).

Almost surely, 2^{56564511116065} is an apocalyptic number.

It is an amenable number.

56564511116065 is a deficient number, since it is larger than the sum of its proper divisors (11314857369863).

56564511116065 is a wasteful number, since it uses less digits than its factorization.

56564511116065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325857779.

The product of its (nonzero) digits is 3240000, while the sum is 52.

The spelling of 56564511116065 in words is "fifty-six trillion, five hundred sixty-four billion, five hundred eleven million, one hundred sixteen thousand, sixty-five".