2044403202142 has 16 divisors (see below), whose sum is σ = 3511576660320. Its totient is φ = 874451436768.

The previous prime is 2044403202133. The next prime is 2044403202167. The reversal of 2044403202142 is 2412023044402.

It is a self number, because there is not a number n which added to its sum of digits gives 2044403202142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143439633 + ... + 143453884.

It is an arithmetic number, because the mean of its divisors is an integer number (219473541270).

Almost surely, 2^{2044403202142} is an apocalyptic number.

2044403202142 is a deficient number, since it is larger than the sum of its proper divisors (1467173458178).

2044403202142 is a wasteful number, since it uses less digits than its factorization.

2044403202142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286894035.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 2044403202142 its reverse (2412023044402), we get a palindrome (4456426246544).

The spelling of 2044403202142 in words is "two trillion, forty-four billion, four hundred three million, two hundred two thousand, one hundred forty-two".