20234504443205 has 32 divisors (see below), whose sum is σ = 26858614456800. Its totient is φ = 14537107279872.

The previous prime is 20234504443183. The next prime is 20234504443289. The reversal of 20234504443205 is 50234440543202.

It can be written as a sum of positive squares in 16 ways, for example, as 4453446281761 + 15781058161444 = 2110319^2 + 3972538^2 .

It is a cyclic number.

It is not a de Polignac number, because 20234504443205 - 2²⁰ = 20234503394629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24042761 + ... + 24870129.

It is an arithmetic number, because the mean of its divisors is an integer number (839331701775).

Almost surely, 2^{20234504443205} is an apocalyptic number.

It is an amenable number.

20234504443205 is a deficient number, since it is larger than the sum of its proper divisors (6624110013595).

20234504443205 is a wasteful number, since it uses less digits than its factorization.

20234504443205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837593.

The product of its (nonzero) digits is 460800, while the sum is 38.

Adding to 20234504443205 its reverse (50234440543202), we get a palindrome (70468944986407).

The spelling of 20234504443205 in words is "twenty trillion, two hundred thirty-four billion, five hundred four million, four hundred forty-three thousand, two hundred five".