563449944365 has 16 divisors (see below), whose sum is σ = 842979657600. Its totient is φ = 351241523520.

The previous prime is 563449944359. The next prime is 563449944403.

563449944365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 563449944365 - 2⁴ = 563449944349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 563449944298 and 563449944307.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 731752790 + ... + 731753559.

It is an arithmetic number, because the mean of its divisors is an integer number (52686228600).

Almost surely, 2^563449944365 is an apocalyptic number.

563449944365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

563449944365 is a deficient number, since it is larger than the sum of its proper divisors (279529713235).

563449944365 is a wasteful number, since it uses less digits than its factorization.

563449944365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463506372.

The product of its digits is 167961600, while the sum is 62.

The spelling of 563449944365 in words is "five hundred sixty-three billion, four hundred forty-nine million, nine hundred forty-four thousand, three hundred sixty-five".