563085557 has 8 divisors (see below), whose sum is σ = 573000480. Its totient is φ = 553183120.

The previous prime is 563085541. The next prime is 563085583. The reversal of 563085557 is 755580365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 563085557 - 2⁴ = 563085541 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 (563081557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173207 + ... + 176427.

It is an arithmetic number, because the mean of its divisors is an integer number (71625060).

Almost surely, 2^563085557 is an apocalyptic number.

It is an amenable number.

563085557 is a deficient number, since it is larger than the sum of its proper divisors (9914923).

563085557 is a wasteful number, since it uses less digits than its factorization.

563085557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6243.

The product of its (nonzero) digits is 630000, while the sum is 44.

The square root of 563085557 is about 23729.4238657410. The cubic root of 563085557 is about 825.7681523859.

The spelling of 563085557 in words is "five hundred sixty-three million, eighty-five thousand, five hundred fifty-seven".