563557383 has 12 divisors (see below), whose sum is σ = 814307208. Its totient is φ = 375575760.

The previous prime is 563557381. The next prime is 563557399. The reversal of 563557383 is 383755365.

563557383 is a `hidden beast` number, since 5 + 63 + 557 + 38 + 3 = 666.

It is not a de Polignac number, because 563557383 - 2¹ = 563557381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563557381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22173 + ... + 40233.

It is an arithmetic number, because the mean of its divisors is an integer number (67858934).

Almost surely, 2^563557383 is an apocalyptic number.

563557383 is a deficient number, since it is larger than the sum of its proper divisors (250749825).

563557383 is a wasteful number, since it uses less digits than its factorization.

563557383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21534 (or 21531 counting only the distinct ones).

The product of its digits is 1134000, while the sum is 45.

The square root of 563557383 is about 23739.3635761366. The cubic root of 563557383 is about 825.9987331598.

The spelling of 563557383 in words is "five hundred sixty-three million, five hundred fifty-seven thousand, three hundred eighty-three".