563665881234 has 8 divisors (see below), whose sum is σ = 1127331762480. Its totient is φ = 187888627076.

The previous prime is 563665881211. The next prime is 563665881239. The reversal of 563665881234 is 432188566365.

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

563665881234 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (563665881239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46972156764 + ... + 46972156775.

It is an arithmetic number, because the mean of its divisors is an integer number (140916470310).

Almost surely, 2^563665881234 is an apocalyptic number.

563665881234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

563665881234 is a wasteful number, since it uses less digits than its factorization.

563665881234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93944313544.

The product of its digits is 24883200, while the sum is 57.

The spelling of 563665881234 in words is "five hundred sixty-three billion, six hundred sixty-five million, eight hundred eighty-one thousand, two hundred thirty-four".