402403224000 has 224 divisors, whose sum is σ = 1330620834816. Its totient is φ = 107155276800.

The previous prime is 402403223987. The next prime is 402403224001. The reversal of 402403224000 is 422304204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402403224001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17436469 + ... + 17459531.

It is an arithmetic number, because the mean of its divisors is an integer number (5940271584).

Almost surely, 2^402403224000 is an apocalyptic number.

402403224000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402403224000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665310417408).

402403224000 is an abundant number, since it is smaller than the sum of its proper divisors (928217610816).

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

402403224000 is a wasteful number, since it uses less digits than its factorization.

402403224000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23820 (or 23800 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 402403224000 its reverse (422304204), we get a palindrome (402825528204).

The spelling of 402403224000 in words is "four hundred two billion, four hundred three million, two hundred twenty-four thousand".