20006303363 has 16 divisors (see below), whose sum is σ = 20611666944. Its totient is φ = 19408783680.

The previous prime is 20006303351. The next prime is 20006303377. The reversal of 20006303363 is 36330360002.

It is a cyclic number.

It is not a de Polignac number, because 20006303363 - 2¹⁸ = 20006041219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20006303063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8415431 + ... + 8417807.

It is an arithmetic number, because the mean of its divisors is an integer number (1288229184).

Almost surely, 2^20006303363 is an apocalyptic number.

20006303363 is a deficient number, since it is larger than the sum of its proper divisors (605363581).

20006303363 is a wasteful number, since it uses less digits than its factorization.

20006303363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3922.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 20006303363 its reverse (36330360002), we get a palindrome (56336663365).

The spelling of 20006303363 in words is "twenty billion, six million, three hundred three thousand, three hundred sixty-three".