944550881 has 2 divisors, whose sum is σ = 944550882. Its totient is φ = 944550880.

The previous prime is 944550863. The next prime is 944550947. The reversal of 944550881 is 188055449.

944550881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 877048225 + 67502656 = 29615^2 + 8216^2 .

It is a cyclic number.

It is not a de Polignac number, because 944550881 - 2¹⁰ = 944549857 is a prime.

It is a super-2 number, since 2×944550881² = 1784352733595752322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (944556881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472275440 + 472275441.

It is an arithmetic number, because the mean of its divisors is an integer number (472275441).

Almost surely, 2^944550881 is an apocalyptic number.

It is an amenable number.

944550881 is a deficient number, since it is larger than the sum of its proper divisors (1).

944550881 is an equidigital number, since it uses as much as digits as its factorization.

944550881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 44.

The square root of 944550881 is about 30733.5465086605. The cubic root of 944550881 is about 981.1644083132.

The spelling of 944550881 in words is "nine hundred forty-four million, five hundred fifty thousand, eight hundred eighty-one".