20404313440214 has 16 divisors (see below), whose sum is σ = 34840566823680. Its totient is φ = 8871440625960.

The previous prime is 20404313440213. The next prime is 20404313440333. The reversal of 20404313440214 is 41204431340402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20404313440213) 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, 20162364554 + ... + 20162365565.

It is an arithmetic number, because the mean of its divisors is an integer number (2177535426480).

Almost surely, 2^{20404313440214} is an apocalyptic number.

20404313440214 is a deficient number, since it is larger than the sum of its proper divisors (14436253383466).

20404313440214 is a wasteful number, since it uses less digits than its factorization.

20404313440214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40324730155.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 20404313440214 its reverse (41204431340402), we get a palindrome (61608744780616).

The spelling of 20404313440214 in words is "twenty trillion, four hundred four billion, three hundred thirteen million, four hundred forty thousand, two hundred fourteen".