2440434340442 has 24 divisors (see below), whose sum is σ = 4300470391860. Its totient is φ = 1035544977600.

The previous prime is 2440434340387. The next prime is 2440434340471.

2440434340442 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 1783509501361 + 656924839081 = 1335481^2 + 810509^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2440434340396 and 2440434340405.

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 11 ways as a sum of consecutive naturals, for example, 123269267 + ... + 123289062.

Almost surely, 2^{2440434340442} is an apocalyptic number.

2440434340442 is a deficient number, since it is larger than the sum of its proper divisors (1860036051418).

2440434340442 is a wasteful number, since it uses less digits than its factorization.

2440434340442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246558446 (or 246558439 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 38.

The spelling of 2440434340442 in words is "two trillion, four hundred forty billion, four hundred thirty-four million, three hundred forty thousand, four hundred forty-two".