563555427 has 16 divisors (see below), whose sum is σ = 777123840. Its totient is φ = 363048192.

The previous prime is 563555383. The next prime is 563555429. The reversal of 563555427 is 724555365.

It is not a de Polignac number, because 563555427 - 2⁸ = 563555171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (563555429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14158 + ... + 36435.

It is an arithmetic number, because the mean of its divisors is an integer number (48570240).

Almost surely, 2^563555427 is an apocalyptic number.

563555427 is a deficient number, since it is larger than the sum of its proper divisors (213568413).

563555427 is a wasteful number, since it uses less digits than its factorization.

563555427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50722.

The product of its digits is 630000, while the sum is 42.

The square root of 563555427 is about 23739.3223787032. The cubic root of 563555427 is about 825.9977775308.

The spelling of 563555427 in words is "five hundred sixty-three million, five hundred fifty-five thousand, four hundred twenty-seven".