424242404400 has 120 divisors (see below), whose sum is σ = 1430515693120. Its totient is φ = 107177022720.

The previous prime is 424242404297. The next prime is 424242404429. The reversal of 424242404400 is 4404242424.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9280762 + ... + 9326361.

Almost surely, 2^424242404400 is an apocalyptic number.

424242404400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424242404400 is an abundant number, since it is smaller than the sum of its proper divisors (1006273288720).

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

424242404400 is a wasteful number, since it uses less digits than its factorization.

424242404400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18607163 (or 18607152 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 424242404400 its reverse (4404242424), we get a palindrome (428646646824).

The spelling of 424242404400 in words is "four hundred twenty-four billion, two hundred forty-two million, four hundred four thousand, four hundred".