2240434340423 has 16 divisors (see below), whose sum is σ = 2417877941760. Its totient is φ = 2068224702336.

The previous prime is 2240434340413. The next prime is 2240434340449. The reversal of 2240434340423 is 3240434340422.

It is not a de Polignac number, because 2240434340423 - 2¹⁶ = 2240434274887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240434340413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2076815 + ... + 2965472.

It is an arithmetic number, because the mean of its divisors is an integer number (151117371360).

Almost surely, 2^{2240434340423} is an apocalyptic number.

2240434340423 is a deficient number, since it is larger than the sum of its proper divisors (177443601337).

2240434340423 is a wasteful number, since it uses less digits than its factorization.

2240434340423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5042806.

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 2240434340423 its reverse (3240434340422), we get a palindrome (5480868680845).

Subtracting 2240434340423 from its reverse (3240434340422), we obtain a palindrome (999999999999).

The spelling of 2240434340423 in words is "two trillion, two hundred forty billion, four hundred thirty-four million, three hundred forty thousand, four hundred twenty-three".