2420204424400 has 60 divisors (see below), whose sum is σ = 6645189870112. Its totient is φ = 829784373120.

The previous prime is 2420204424361. The next prime is 2420204424403. The reversal of 2420204424400 is 44244020242.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420204424403) 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 11 ways as a sum of consecutive naturals, for example, 432176562 + ... + 432182161.

Almost surely, 2^{2420204424400} is an apocalyptic number.

2420204424400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2420204424400 is an abundant number, since it is smaller than the sum of its proper divisors (4224985445712).

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

2420204424400 is a wasteful number, since it uses less digits than its factorization.

2420204424400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864358748 (or 864358737 counting only the distinct ones).

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

Adding to 2420204424400 its reverse (44244020242), we get a palindrome (2464448444642).

The spelling of 2420204424400 in words is "two trillion, four hundred twenty billion, two hundred four million, four hundred twenty-four thousand, four hundred".