4400004045 has 8 divisors (see below), whose sum is σ = 7040006496. Its totient is φ = 2346668816.

The previous prime is 4400004043. The next prime is 4400004047. The reversal of 4400004045 is 5404000044.

It is an interprime number because it is at equal distance from previous prime (4400004043) and next prime (4400004047).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4400004045 - 2¹ = 4400004043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400004041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146666787 + ... + 146666816.

It is an arithmetic number, because the mean of its divisors is an integer number (880000812).

Almost surely, 2^4400004045 is an apocalyptic number.

It is an amenable number.

4400004045 is a deficient number, since it is larger than the sum of its proper divisors (2640002451).

4400004045 is a wasteful number, since it uses less digits than its factorization.

4400004045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293333611.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4400004045 is about 66332.5262974357. The cubic root of 4400004045 is about 1638.6430433458.

Adding to 4400004045 its reverse (5404000044), we get a palindrome (9804004089).

The spelling of 4400004045 in words is "four billion, four hundred million, four thousand, forty-five".