1441838156189 has 16 divisors (see below), whose sum is σ = 1472927364720. Its totient is φ = 1410897346560.

The previous prime is 1441838156159. The next prime is 1441838156197. The reversal of 1441838156189 is 9816518381441.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 40614340900 + 1401223815289 = 201530^2 + 1183733^2 .

It is a cyclic number.

It is not a de Polignac number, because 1441838156189 - 2¹² = 1441838152093 is a prime.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441838156159) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 34505069 + ... + 34546829.

It is an arithmetic number, because the mean of its divisors is an integer number (92057960295).

Almost surely, 2^{1441838156189} is an apocalyptic number.

It is an amenable number.

1441838156189 is a deficient number, since it is larger than the sum of its proper divisors (31089208531).

1441838156189 is a wasteful number, since it uses less digits than its factorization.

1441838156189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43520.

The product of its digits is 6635520, while the sum is 59.

The spelling of 1441838156189 in words is "one trillion, four hundred forty-one billion, eight hundred thirty-eight million, one hundred fifty-six thousand, one hundred eighty-nine".