563900557 has 12 divisors (see below), whose sum is σ = 653482656. Its totient is φ = 482479040.

The previous prime is 563900543. The next prime is 563900567. The reversal of 563900557 is 755009365.

It is a de Polignac number, because none of the positive numbers 2^k-563900557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563900507) 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, 85513 + ... + 91870.

It is an arithmetic number, because the mean of its divisors is an integer number (54456888).

Almost surely, 2^563900557 is an apocalyptic number.

It is an amenable number.

563900557 is a deficient number, since it is larger than the sum of its proper divisors (89582099).

563900557 is a wasteful number, since it uses less digits than its factorization.

563900557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177428 (or 177411 counting only the distinct ones).

The product of its (nonzero) digits is 141750, while the sum is 40.

The square root of 563900557 is about 23746.5904289437. The cubic root of 563900557 is about 826.1663610300.

The spelling of 563900557 in words is "five hundred sixty-three million, nine hundred thousand, five hundred fifty-seven".