2044442142 has 24 divisors (see below), whose sum is σ = 4662763560. Its totient is φ = 645613200.

The previous prime is 2044442137. The next prime is 2044442149. The reversal of 2044442142 is 2412444402.

2044442142 is a `hidden beast` number, since 2 + 0 + 4 + 444 + 214 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044442149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2988609 + ... + 2989292.

It is an arithmetic number, because the mean of its divisors is an integer number (194281815).

Almost surely, 2^2044442142 is an apocalyptic number.

2044442142 is an abundant number, since it is smaller than the sum of its proper divisors (2618321418).

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

2044442142 is a wasteful number, since it uses less digits than its factorization.

2044442142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5977928 (or 5977925 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

The square root of 2044442142 is about 45215.5077600595. The cubic root of 2044442142 is about 1269.1850315250.

Adding to 2044442142 its reverse (2412444402), we get a palindrome (4456886544).

The spelling of 2044442142 in words is "two billion, forty-four million, four hundred forty-two thousand, one hundred forty-two".