563001666041503 has 12 divisors (see below), whose sum is σ = 612371987152744. Its totient is φ = 514548361836000.

The previous prime is 563001666041491. The next prime is 563001666041543. The reversal of 563001666041503 is 305140666100365.

It is a happy number.

It is not a de Polignac number, because 563001666041503 - 2⁹ = 563001666040991 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563001666041543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2122591653 + ... + 2122856878.

Almost surely, 2^{563001666041503} is an apocalyptic number.

563001666041503 is a deficient number, since it is larger than the sum of its proper divisors (49370321111241).

563001666041503 is a wasteful number, since it uses less digits than its factorization.

563001666041503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4245448746 (or 4245448645 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 563001666041503 in words is "five hundred sixty-three trillion, one billion, six hundred sixty-six million, forty-one thousand, five hundred three".