20413444210 has 8 divisors (see below), whose sum is σ = 36744199596. Its totient is φ = 8165377680.

The previous prime is 20413444199. The next prime is 20413444217. The reversal of 20413444210 is 1244431402.

It can be written as a sum of positive squares in 2 ways, for example, as 19249065081 + 1164379129 = 138741^2 + 34123^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20413444217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020672201 + ... + 1020672220.

Almost surely, 2^20413444210 is an apocalyptic number.

20413444210 is a deficient number, since it is larger than the sum of its proper divisors (16330755386).

20413444210 is a wasteful number, since it uses less digits than its factorization.

20413444210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041344428.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 20413444210 its reverse (1244431402), we get a palindrome (21657875612).

The spelling of 20413444210 in words is "twenty billion, four hundred thirteen million, four hundred forty-four thousand, two hundred ten".