304401242400 has 144 divisors (see below), whose sum is σ = 996362791200. Its totient is φ = 80720066560.

The previous prime is 304401242393. The next prime is 304401242417. The reversal of 304401242400 is 4242104403.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75316 + ... + 783884.

It is an arithmetic number, because the mean of its divisors is an integer number (6919186050).

Almost surely, 2^304401242400 is an apocalyptic number.

304401242400 is a gapful number since it is divisible by the number (30) 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 304401242400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498181395600).

304401242400 is an abundant number, since it is smaller than the sum of its proper divisors (691961548800).

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

304401242400 is a wasteful number, since it uses less digits than its factorization.

304401242400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708771 (or 708758 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 304401242400 its reverse (4242104403), we get a palindrome (308643346803).

The spelling of 304401242400 in words is "three hundred four billion, four hundred one million, two hundred forty-two thousand, four hundred".