20350016652263 has 32 divisors (see below), whose sum is σ = 22041849446400. Its totient is φ = 18743120323200.

The previous prime is 20350016652223. The next prime is 20350016652283. The reversal of 20350016652263 is 36225661005302.

It is a cyclic number.

It is not a de Polignac number, because 20350016652263 - 2²⁸ = 20349748216807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20350016652263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20350016652223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43302158 + ... + 43769588.

It is an arithmetic number, because the mean of its divisors is an integer number (688807795200).

Almost surely, 2^{20350016652263} is an apocalyptic number.

20350016652263 is a deficient number, since it is larger than the sum of its proper divisors (1691832794137).

20350016652263 is a wasteful number, since it uses less digits than its factorization.

20350016652263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468183.

The product of its (nonzero) digits is 388800, while the sum is 41.

Adding to 20350016652263 its reverse (36225661005302), we get a palindrome (56575677657565).

The spelling of 20350016652263 in words is "twenty trillion, three hundred fifty billion, sixteen million, six hundred fifty-two thousand, two hundred sixty-three".