2040644400204 has 12 divisors (see below), whose sum is σ = 4761503600504. Its totient is φ = 680214800064.

The previous prime is 2040644400191. The next prime is 2040644400211. The reversal of 2040644400204 is 4020044460402.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85026849997 + ... + 85026850020.

Almost surely, 2^{2040644400204} is an apocalyptic number.

It is an amenable number.

2040644400204 is an abundant number, since it is smaller than the sum of its proper divisors (2720859200300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2040644400204 is a wasteful number, since it uses less digits than its factorization.

2040644400204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170053700024 (or 170053700022 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 2040644400204 its reverse (4020044460402), we get a palindrome (6060688860606).

The spelling of 2040644400204 in words is "two trillion, forty billion, six hundred forty-four million, four hundred thousand, two hundred four".