4044045542 has 16 divisors (see below), whose sum is σ = 6263463552. Its totient is φ = 1956260160.

The previous prime is 4044045539. The next prime is 4044045547. The reversal of 4044045542 is 2455404404.

It is a junction number, because it is equal to n+sod(n) for n = 4044045499 and 4044045508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044045547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310628 + ... + 323384.

It is an arithmetic number, because the mean of its divisors is an integer number (391466472).

Almost surely, 2^4044045542 is an apocalyptic number.

4044045542 is a deficient number, since it is larger than the sum of its proper divisors (2219418010).

4044045542 is a wasteful number, since it uses less digits than its factorization.

4044045542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17903.

The product of its (nonzero) digits is 51200, while the sum is 32.

The square root of 4044045542 is about 63592.8104584158. The cubic root of 4044045542 is about 1593.2062908906.

Adding to 4044045542 its reverse (2455404404), we get a palindrome (6499449946).

The spelling of 4044045542 in words is "four billion, forty-four million, forty-five thousand, five hundred forty-two".