563668330 has 8 divisors (see below), whose sum is σ = 1014603012. Its totient is φ = 225467328.

The previous prime is 563668309. The next prime is 563668349. The reversal of 563668330 is 33866365.

It can be written as a sum of positive squares in 2 ways, for example, as 518791729 + 44876601 = 22777^2 + 6699^2 .

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

It is a super-4 number, since 4×563668330⁴ (a number of 36 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28183407 + ... + 28183426.

Almost surely, 2^563668330 is an apocalyptic number.

563668330 is a deficient number, since it is larger than the sum of its proper divisors (450934682).

563668330 is a wasteful number, since it uses less digits than its factorization.

563668330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56366840.

The product of its (nonzero) digits is 233280, while the sum is 40.

The square root of 563668330 is about 23741.7002339765. The cubic root of 563668330 is about 826.0529341285.

The spelling of 563668330 in words is "five hundred sixty-three million, six hundred sixty-eight thousand, three hundred thirty".