2440342204231 has 4 divisors (see below), whose sum is σ = 2474713221264. Its totient is φ = 2405971187200.

The previous prime is 2440342204229. The next prime is 2440342204243. The reversal of 2440342204231 is 1324022430442.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2440342204231 - 2¹ = 2440342204229 is a prime.

It is a super-2 number, since 2×2440342204231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2440342204193 and 2440342204202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440342204031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17185508410 + ... + 17185508551.

It is an arithmetic number, because the mean of its divisors is an integer number (618678305316).

Almost surely, 2^{2440342204231} is an apocalyptic number.

2440342204231 is a deficient number, since it is larger than the sum of its proper divisors (34371017033).

2440342204231 is an equidigital number, since it uses as much as digits as its factorization.

2440342204231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34371017032.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 2440342204231 its reverse (1324022430442), we get a palindrome (3764364634673).

The spelling of 2440342204231 in words is "two trillion, four hundred forty billion, three hundred forty-two million, two hundred four thousand, two hundred thirty-one".