2403311304420 has 288 divisors, whose sum is σ = 7923416941440. Its totient is φ = 586128291840.

The previous prime is 2403311304403. The next prime is 2403311304439. The reversal of 2403311304420 is 244031133042.

2403311304420 is a `hidden beast` number, since 2 + 4 + 0 + 3 + 311 + 304 + 42 + 0 = 666.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 202003912 + ... + 202015808.

It is an arithmetic number, because the mean of its divisors is an integer number (27511864380).

Almost surely, 2^{2403311304420} is an apocalyptic number.

2403311304420 is a gapful number since it is divisible by the number (20) 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 2403311304420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3961708470720).

2403311304420 is an abundant number, since it is smaller than the sum of its proper divisors (5520105637020).

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

2403311304420 is a wasteful number, since it uses less digits than its factorization.

2403311304420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12715 (or 12710 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 2403311304420 its reverse (244031133042), we get a palindrome (2647342437462).

The spelling of 2403311304420 in words is "two trillion, four hundred three billion, three hundred eleven million, three hundred four thousand, four hundred twenty".