1444300001443 has 16 divisors (see below), whose sum is σ = 1556738701056. Its totient is φ = 1332053091360.

The previous prime is 1444300001407. The next prime is 1444300001447. The reversal of 1444300001443 is 3441000034441.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1444300001443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1444300001447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81373896 + ... + 81391642.

It is an arithmetic number, because the mean of its divisors is an integer number (97296168816).

Almost surely, 2^{1444300001443} is an apocalyptic number.

1444300001443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1444300001443 is a deficient number, since it is larger than the sum of its proper divisors (112438699613).

1444300001443 is a wasteful number, since it uses less digits than its factorization.

1444300001443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22794.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1444300001443 its reverse (3441000034441), we get a palindrome (4885300035884).

The spelling of 1444300001443 in words is "one trillion, four hundred forty-four billion, three hundred million, one thousand, four hundred forty-three".