4044045541 has 4 divisors (see below), whose sum is σ = 4219873632. Its totient is φ = 3868217452.

The previous prime is 4044045539. The next prime is 4044045547. The reversal of 4044045541 is 1455404404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4044045541 - 2¹ = 4044045539 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 87914011 + ... + 87914056.

It is an arithmetic number, because the mean of its divisors is an integer number (1054968408).

Almost surely, 2^4044045541 is an apocalyptic number.

It is an amenable number.

4044045541 is a deficient number, since it is larger than the sum of its proper divisors (175828091).

4044045541 is a wasteful number, since it uses less digits than its factorization.

4044045541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175828090.

The product of its (nonzero) digits is 25600, while the sum is 31.

The square root of 4044045541 is about 63592.8104505533. The cubic root of 4044045541 is about 1593.2062907592.

Adding to 4044045541 its reverse (1455404404), we get a palindrome (5499449945).

The spelling of 4044045541 in words is "four billion, forty-four million, forty-five thousand, five hundred forty-one".