2440344430442 has 8 divisors (see below), whose sum is σ = 3661571864100. Its totient is φ = 1219820475744.

The previous prime is 2440344430429. The next prime is 2440344430471.

2440344430442 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 2435812582681 + 4531847761 = 1560709^2 + 67319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2440344430396 and 2440344430405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175861067 + ... + 175874942.

Almost surely, 2^{2440344430442} is an apocalyptic number.

2440344430442 is a deficient number, since it is larger than the sum of its proper divisors (1221227433658).

2440344430442 is a wasteful number, since it uses less digits than its factorization.

2440344430442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351739480.

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

The spelling of 2440344430442 in words is "two trillion, four hundred forty billion, three hundred forty-four million, four hundred thirty thousand, four hundred forty-two".