2440330421403 has 16 divisors (see below), whose sum is σ = 3718625780480. Its totient is φ = 1394464385376.

The previous prime is 2440330421383. The next prime is 2440330421429. The reversal of 2440330421403 is 3041240330442.

It is a happy number.

It is not a de Polignac number, because 2440330421403 - 2⁸ = 2440330421147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2440330421443) 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 15 ways as a sum of consecutive naturals, for example, 3294093 + ... + 3966321.

It is an arithmetic number, because the mean of its divisors is an integer number (232414111280).

Almost surely, 2^{2440330421403} is an apocalyptic number.

2440330421403 is a deficient number, since it is larger than the sum of its proper divisors (1278295359077).

2440330421403 is a wasteful number, since it uses less digits than its factorization.

2440330421403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845106.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 2440330421403 its reverse (3041240330442), we get a palindrome (5481570751845).

The spelling of 2440330421403 in words is "two trillion, four hundred forty billion, three hundred thirty million, four hundred twenty-one thousand, four hundred three".