563498894365 has 16 divisors (see below), whose sum is σ = 737687502720. Its totient is φ = 409808365120.

The previous prime is 563498894333. The next prime is 563498894369.

563498894365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 563498894365 - 2⁵ = 563498894333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 563498894294 and 563498894303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563498894369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3394776 + ... + 3556894.

It is an arithmetic number, because the mean of its divisors is an integer number (46105468920).

Almost surely, 2^563498894365 is an apocalyptic number.

563498894365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

563498894365 is a deficient number, since it is larger than the sum of its proper divisors (174188608355).

563498894365 is a wasteful number, since it uses less digits than its factorization.

563498894365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225332.

The product of its digits is 671846400, while the sum is 70.

The spelling of 563498894365 in words is "five hundred sixty-three billion, four hundred ninety-eight million, eight hundred ninety-four thousand, three hundred sixty-five".