1444954885 has 32 divisors (see below), whose sum is σ = 1946125440. Its totient is φ = 1020998400.

The previous prime is 1444954853. The next prime is 1444954913. The reversal of 1444954885 is 5884594441.

It is not a de Polignac number, because 1444954885 - 2⁵ = 1444954853 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275871 + ... + 281059.

It is an arithmetic number, because the mean of its divisors is an integer number (60816420).

Almost surely, 2^1444954885 is an apocalyptic number.

It is an amenable number.

1444954885 is a deficient number, since it is larger than the sum of its proper divisors (501170555).

1444954885 is a wasteful number, since it uses less digits than its factorization.

1444954885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5349.

The product of its digits is 3686400, while the sum is 52.

The square root of 1444954885 is about 38012.5621998833. The cubic root of 1444954885 is about 1130.5369534142.

The spelling of 1444954885 in words is "one billion, four hundred forty-four million, nine hundred fifty-four thousand, eight hundred eighty-five".