4000440204442 has 32 divisors (see below), whose sum is σ = 6932160563904. Its totient is φ = 1711191955200.

The previous prime is 4000440204403. The next prime is 4000440204443. The reversal of 4000440204442 is 2444020440004.

It is a self number, because there is not a number n which added to its sum of digits gives 4000440204442.

It is not an unprimeable number, because it can be changed into a prime (4000440204443) 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, 2140092 + ... + 3546952.

It is an arithmetic number, because the mean of its divisors is an integer number (216630017622).

Almost surely, 2^{4000440204442} is an apocalyptic number.

4000440204442 is a deficient number, since it is larger than the sum of its proper divisors (2931720359462).

4000440204442 is a wasteful number, since it uses less digits than its factorization.

4000440204442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414494.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 4000440204442 its reverse (2444020440004), we get a palindrome (6444460644446).

The spelling of 4000440204442 in words is "four trillion, four hundred forty million, two hundred four thousand, four hundred forty-two".