56485644658465 has 16 divisors (see below), whose sum is σ = 77836677808320. Its totient is φ = 38918338902720.

The previous prime is 56485644658463. The next prime is 56485644658517.

56485644658465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56485644658465 - 2¹ = 56485644658463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56485644658391 and 56485644658400.

It is not an unprimeable number, because it can be changed into a prime (56485644658463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27026623194 + ... + 27026625283.

It is an arithmetic number, because the mean of its divisors is an integer number (4864792363020).

Almost surely, 2^{56485644658465} is an apocalyptic number.

56485644658465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56485644658465 is a deficient number, since it is larger than the sum of its proper divisors (21351033149855).

56485644658465 is a wasteful number, since it uses less digits than its factorization.

56485644658465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54053248512.

The product of its digits is 13271040000, while the sum is 76.

The spelling of 56485644658465 in words is "fifty-six trillion, four hundred eighty-five billion, six hundred forty-four million, six hundred fifty-eight thousand, four hundred sixty-five".