2104443443442 has 16 divisors (see below), whose sum is σ = 4208901969600. Its totient is φ = 701478634032.

The previous prime is 2104443443387. The next prime is 2104443443467. The reversal of 2104443443442 is 2443443444012.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2104443443442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089848 + ... + 2928540.

It is an arithmetic number, because the mean of its divisors is an integer number (263056373100).

Almost surely, 2^{2104443443442} is an apocalyptic number.

2104443443442 is an abundant number, since it is smaller than the sum of its proper divisors (2104458526158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2104443443442 is a wasteful number, since it uses less digits than its factorization.

2104443443442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256897.

The product of its (nonzero) digits is 589824, while the sum is 39.

Adding to 2104443443442 its reverse (2443443444012), we get a palindrome (4547886887454).

The spelling of 2104443443442 in words is "two trillion, one hundred four billion, four hundred forty-three million, four hundred forty-three thousand, four hundred forty-two".