4400444159 has 2 divisors, whose sum is σ = 4400444160. Its totient is φ = 4400444158.

The previous prime is 4400444129. The next prime is 4400444179. The reversal of 4400444159 is 9514440044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4400444159 - 2⁸ = 4400443903 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4400444129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200222079 + 2200222080.

It is an arithmetic number, because the mean of its divisors is an integer number (2200222080).

Almost surely, 2^4400444159 is an apocalyptic number.

4400444159 is a deficient number, since it is larger than the sum of its proper divisors (1).

4400444159 is an equidigital number, since it uses as much as digits as its factorization.

4400444159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 4400444159 is about 66335.8436970542. The cubic root of 4400444159 is about 1638.6976770607.

The spelling of 4400444159 in words is "four billion, four hundred million, four hundred forty-four thousand, one hundred fifty-nine".