20620344302602 has 16 divisors (see below), whose sum is σ = 33742556508672. Its totient is φ = 9372835184320.

The previous prime is 20620344302581. The next prime is 20620344302609.

20620344302602 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (20620344302609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2098263 + ... + 6755989.

It is an arithmetic number, because the mean of its divisors is an integer number (2108909781792).

Almost surely, 2^{20620344302602} is an apocalyptic number.

20620344302602 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20620344302602 is a deficient number, since it is larger than the sum of its proper divisors (13122212206070).

20620344302602 is a wasteful number, since it uses less digits than its factorization.

20620344302602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4858973.

The product of its (nonzero) digits is 82944, while the sum is 34.

It can be divided in two parts, 2062034 and 4302602, that added together give a palindrome (6364636).

The spelling of 20620344302602 in words is "twenty trillion, six hundred twenty billion, three hundred forty-four million, three hundred two thousand, six hundred two".