1144482770881 has 4 divisors (see below), whose sum is σ = 1144488692164. Its totient is φ = 1144476849600.

The previous prime is 1144482770869. The next prime is 1144482770887. The reversal of 1144482770881 is 1880772844411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 504122720256 + 640360050625 = 710016^2 + 800225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144482770881 is a prime.

It is a super-2 number, since 2×1144482770881² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144482770887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2660580 + ... + 3060661.

It is an arithmetic number, because the mean of its divisors is an integer number (286122173041).

Almost surely, 2^{1144482770881} is an apocalyptic number.

It is an amenable number.

1144482770881 is a deficient number, since it is larger than the sum of its proper divisors (5921283).

1144482770881 is an equidigital number, since it uses as much as digits as its factorization.

1144482770881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5921282.

The product of its (nonzero) digits is 3211264, while the sum is 55.

The spelling of 1144482770881 in words is "one trillion, one hundred forty-four billion, four hundred eighty-two million, seven hundred seventy thousand, eight hundred eighty-one".