563651064 has 48 divisors (see below), whose sum is σ = 1592931600. Its totient is φ = 179714304.

The previous prime is 563651059. The next prime is 563651071. The reversal of 563651064 is 460156365.

563651064 is a `hidden beast` number, since 5 + 636 + 5 + 10 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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, 168529 + ... + 171840.

It is an arithmetic number, because the mean of its divisors is an integer number (33186075).

Almost surely, 2^563651064 is an apocalyptic number.

It is an amenable number.

563651064 is an abundant number, since it is smaller than the sum of its proper divisors (1029280536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563651064 is a wasteful number, since it uses less digits than its factorization.

563651064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340404 (or 340397 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 563651064 is about 23741.3366093824. The cubic root of 563651064 is about 826.0444996321.

The spelling of 563651064 in words is "five hundred sixty-three million, six hundred fifty-one thousand, sixty-four".