2404400242420 has 48 divisors (see below), whose sum is σ = 5798170929600. Its totient is φ = 828310129920.

The previous prime is 2404400242417. The next prime is 2404400242427. The reversal of 2404400242420 is 242420044042.

It is a super-2 number, since 2×2404400242420² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2404400242427) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 287603505 + ... + 287611864.

It is an arithmetic number, because the mean of its divisors is an integer number (120795227700).

Almost surely, 2^{2404400242420} is an apocalyptic number.

2404400242420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2404400242420 is an abundant number, since it is smaller than the sum of its proper divisors (3393770687180).

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

2404400242420 is a wasteful number, since it uses less digits than its factorization.

2404400242420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575215408 (or 575215406 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 2404400242420 its reverse (242420044042), we get a palindrome (2646820286462).

The spelling of 2404400242420 in words is "two trillion, four hundred four billion, four hundred million, two hundred forty-two thousand, four hundred twenty".