1444081716 has 96 divisors (see below), whose sum is σ = 4667765760. Its totient is φ = 375084000.

The previous prime is 1444081697. The next prime is 1444081759. The reversal of 1444081716 is 6171804441.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78510 + ... + 95141.

It is an arithmetic number, because the mean of its divisors is an integer number (48622560).

Almost surely, 2^1444081716 is an apocalyptic number.

It is an amenable number.

1444081716 is an abundant number, since it is smaller than the sum of its proper divisors (3223684044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1444081716 is a wasteful number, since it uses less digits than its factorization.

1444081716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173682 (or 173674 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 1444081716 is about 38001.0751953152. The cubic root of 1444081716 is about 1130.3091841971.

The spelling of 1444081716 in words is "one billion, four hundred forty-four million, eighty-one thousand, seven hundred sixteen".