20301040563 has 8 divisors (see below), whose sum is σ = 27410688000. Its totient is φ = 13362710088.

The previous prime is 20301040541. The next prime is 20301040577. The reversal of 20301040563 is 36504010302.

It is a happy number.

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

It is not a de Polignac number, because 20301040563 - 2¹² = 20301036467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20301040063) 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 7 ways as a sum of consecutive naturals, for example, 42828963 + ... + 42829436.

It is an arithmetic number, because the mean of its divisors is an integer number (3426336000).

Almost surely, 2^20301040563 is an apocalyptic number.

20301040563 is a deficient number, since it is larger than the sum of its proper divisors (7109647437).

20301040563 is an equidigital number, since it uses as much as digits as its factorization.

20301040563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85658481.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 20301040563 its reverse (36504010302), we get a palindrome (56805050865).

The spelling of 20301040563 in words is "twenty billion, three hundred one million, forty thousand, five hundred sixty-three".