56055855065 has 8 divisors (see below), whose sum is σ = 76876601280. Its totient is φ = 38438300592.

The previous prime is 56055855043. The next prime is 56055855067.

56055855065 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 56055855065 - 2¹⁸ = 56055592921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56055855067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800797895 + ... + 800797964.

It is an arithmetic number, because the mean of its divisors is an integer number (9609575160).

Almost surely, 2^56055855065 is an apocalyptic number.

It is an amenable number.

56055855065 is a deficient number, since it is larger than the sum of its proper divisors (20820746215).

56055855065 is a wasteful number, since it uses less digits than its factorization.

56055855065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601595871.

The product of its (nonzero) digits is 4500000, while the sum is 50.

The spelling of 56055855065 in words is "fifty-six billion, fifty-five million, eight hundred fifty-five thousand, sixty-five".