1444483485 has 48 divisors (see below), whose sum is σ = 2576343744. Its totient is φ = 748382976.

The previous prime is 1444483483. The next prime is 1444483487. The reversal of 1444483485 is 5843844441.

It is an interprime number because it is at equal distance from previous prime (1444483483) and next prime (1444483487).

It is not a de Polignac number, because 1444483485 - 2¹ = 1444483483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1444483485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444483483) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 216814 + ... + 223376.

It is an arithmetic number, because the mean of its divisors is an integer number (53673828).

Almost surely, 2^1444483485 is an apocalyptic number.

1444483485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1444483485 is a deficient number, since it is larger than the sum of its proper divisors (1131860259).

1444483485 is a wasteful number, since it uses less digits than its factorization.

1444483485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714 (or 6711 counting only the distinct ones).

The product of its digits is 983040, while the sum is 45.

The square root of 1444483485 is about 38006.3611123191. The cubic root of 1444483485 is about 1130.4139984601.

The spelling of 1444483485 in words is "one billion, four hundred forty-four million, four hundred eighty-three thousand, four hundred eighty-five".