1444433413988 has 24 divisors (see below), whose sum is σ = 2595561864504. Its totient is φ = 702927993600.

The previous prime is 1444433413979. The next prime is 1444433414071. The reversal of 1444433413988 is 8893143344441.

It can be written as a sum of positive squares in 4 ways, for example, as 182985461824 + 1261447952164 = 427768^2 + 1123142^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10391195 + ... + 10529282.

It is an arithmetic number, because the mean of its divisors is an integer number (108148411021).

Almost surely, 2^{1444433413988} is an apocalyptic number.

It is an amenable number.

1444433413988 is a deficient number, since it is larger than the sum of its proper divisors (1151128450516).

1444433413988 is a wasteful number, since it uses less digits than its factorization.

1444433413988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20920943 (or 20920941 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 56.

The spelling of 1444433413988 in words is "one trillion, four hundred forty-four billion, four hundred thirty-three million, four hundred thirteen thousand, nine hundred eighty-eight".