20204040410 has 16 divisors (see below), whose sum is σ = 36775895400. Its totient is φ = 7990811136.

The previous prime is 20204040403. The next prime is 20204040497. The reversal of 20204040410 is 1404040202.

It can be written as a sum of positive squares in 4 ways, for example, as 8824911481 + 11379128929 = 93941^2 + 106673^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11349695 + ... + 11351474.

Almost surely, 2^20204040410 is an apocalyptic number.

20204040410 is a deficient number, since it is larger than the sum of its proper divisors (16571854990).

20204040410 is a wasteful number, since it uses less digits than its factorization.

20204040410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22701265.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20204040410 its reverse (1404040202), we get a palindrome (21608080612).

The spelling of 20204040410 in words is "twenty billion, two hundred four million, forty thousand, four hundred ten".