56816727265 has 8 divisors (see below), whose sum is σ = 68183057448. Its totient is φ = 45451392000.

The previous prime is 56816727229. The next prime is 56816727307. The reversal of 56816727265 is 56272761865.

It is a happy number.

56816727265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 24117921 + 56792609344 = 4911^2 + 238312^2 .

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

It is not a de Polignac number, because 56816727265 - 2⁹ = 56816726753 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, 116722 + ... + 356731.

It is an arithmetic number, because the mean of its divisors is an integer number (8522882181).

Almost surely, 2^56816727265 is an apocalyptic number.

It is an amenable number.

56816727265 is a deficient number, since it is larger than the sum of its proper divisors (11366330183).

56816727265 is a wasteful number, since it uses less digits than its factorization.

56816727265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497459.

The product of its digits is 8467200, while the sum is 55.

The spelling of 56816727265 in words is "fifty-six billion, eight hundred sixteen million, seven hundred twenty-seven thousand, two hundred sixty-five".