4044121142 has 16 divisors (see below), whose sum is σ = 6331357440. Its totient is φ = 1933708392.

The previous prime is 4044121121. The next prime is 4044121181. The reversal of 4044121142 is 2411214404.

It is a super-2 number, since 2×4044121142² = 32709831622342768328, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

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, 300653 + ... + 313815.

It is an arithmetic number, because the mean of its divisors is an integer number (395709840).

Almost surely, 2^4044121142 is an apocalyptic number.

4044121142 is a deficient number, since it is larger than the sum of its proper divisors (2287236298).

4044121142 is a wasteful number, since it uses less digits than its factorization.

4044121142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19867.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4044121142 is about 63593.4048624541. The cubic root of 4044121142 is about 1593.2162187086.

Adding to 4044121142 its reverse (2411214404), we get a palindrome (6455335546).

The spelling of 4044121142 in words is "four billion, forty-four million, one hundred twenty-one thousand, one hundred forty-two".