1444285863 has 8 divisors (see below), whose sum is σ = 2139682800. Its totient is φ = 962857224.

The previous prime is 1444285853. The next prime is 1444285867. The reversal of 1444285863 is 3685824441.

1444285863 is a `hidden beast` number, since 1 + 4 + 44 + 28 + 586 + 3 = 666.

It is not a de Polignac number, because 1444285863 - 2¹⁴ = 1444269479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444285867) 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, 26746008 + ... + 26746061.

It is an arithmetic number, because the mean of its divisors is an integer number (267460350).

Almost surely, 2^1444285863 is an apocalyptic number.

1444285863 is a deficient number, since it is larger than the sum of its proper divisors (695396937).

1444285863 is an equidigital number, since it uses as much as digits as its factorization.

1444285863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53492078 (or 53492072 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The square root of 1444285863 is about 38003.7611691264. The cubic root of 1444285863 is about 1130.3624448849.

The spelling of 1444285863 in words is "one billion, four hundred forty-four million, two hundred eighty-five thousand, eight hundred sixty-three".