2404404642020 has 48 divisors (see below), whose sum is σ = 5077639970928. Its totient is φ = 956358574080.

The previous prime is 2404404641831. The next prime is 2404404642037. The reversal of 2404404642020 is 202464044042.

2404404642020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 4117532224 + 2400287109796 = 64168^2 + 1549286^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8730830 + ... + 9002010.

It is an arithmetic number, because the mean of its divisors is an integer number (105784166061).

Almost surely, 2^{2404404642020} is an apocalyptic number.

2404404642020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2404404642020 is an abundant number, since it is smaller than the sum of its proper divisors (2673235328908).

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

2404404642020 is a wasteful number, since it uses less digits than its factorization.

2404404642020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273680 (or 273678 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 2404404642020 its reverse (202464044042), we get a palindrome (2606868686062).

The spelling of 2404404642020 in words is "two trillion, four hundred four billion, four hundred four million, six hundred forty-two thousand, twenty".