1444165316 has 48 divisors (see below), whose sum is σ = 2857680000. Its totient is φ = 632567040.

The previous prime is 1444165313. The next prime is 1444165321. The reversal of 1444165316 is 6135614441.

It is a super-2 number, since 2×1444165316² = 4171226919874759712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1444165313) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1031585 + ... + 1032983.

It is an arithmetic number, because the mean of its divisors is an integer number (59535000).

Almost surely, 2^1444165316 is an apocalyptic number.

It is an amenable number.

1444165316 is a deficient number, since it is larger than the sum of its proper divisors (1413514684).

1444165316 is a wasteful number, since it uses less digits than its factorization.

1444165316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252 (or 2250 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 1444165316 is about 38002.1751482728. The cubic root of 1444165316 is about 1130.3309955261.

Adding to 1444165316 its reverse (6135614441), we get a palindrome (7579779757).

The spelling of 1444165316 in words is "one billion, four hundred forty-four million, one hundred sixty-five thousand, three hundred sixteen".